Home / 45,275.58-62,487.78-25,138.92

Finding the Fourth Proportional to 45,275.58, 62,487.78 and 25,138.92

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Solution

The fourth proportional to 45,275.58, 62,487.78 and 25,138.92 is: 34,695.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,275.58 : 62,487.78 = 25,138.92 : x
  2. Step 2: Convert to fraction form
    45,275.58/62,487.78 = 25,138.92/x
  3. Step 3: Cross multiply
    45,275.58x = 62,487.78 × 25,138.92
  4. Step 4: Simplify right side
    45,275.58x = 1,570,875,302.40
  5. Step 5: Solve for x
    x = 1,570,875,302.40/45,275.58
  6. Step 6: Final answer
    x = 34,695.86

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Half scale
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Double scale
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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.