Home / 45,378.71-62,630.84-26,256.23

Finding the Fourth Proportional to 45,378.71, 62,630.84 and 26,256.23

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Solution

The fourth proportional to 45,378.71, 62,630.84 and 26,256.23 is: 36,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.71 : 62,630.84 = 26,256.23 : x
  2. Step 2: Convert to fraction form
    45,378.71/62,630.84 = 26,256.23/x
  3. Step 3: Cross multiply
    45,378.71x = 62,630.84 × 26,256.23
  4. Step 4: Simplify right side
    45,378.71x = 1,644,449,492.62
  5. Step 5: Solve for x
    x = 1,644,449,492.62/45,378.71
  6. Step 6: Final answer
    x = 36,238.35

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Half scale
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Double scale
Find fourth proportional to 45,379.71, 62,632.22 and 26,257.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.