Home / 45,378.50-62,622.36-26,515.76

Finding the Fourth Proportional to 45,378.50, 62,622.36 and 26,515.76

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Solution

The fourth proportional to 45,378.50, 62,622.36 and 26,515.76 is: 36,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.50 : 62,622.36 = 26,515.76 : x
  2. Step 2: Convert to fraction form
    45,378.50/62,622.36 = 26,515.76/x
  3. Step 3: Cross multiply
    45,378.50x = 62,622.36 × 26,515.76
  4. Step 4: Simplify right side
    45,378.50x = 1,660,479,468.39
  5. Step 5: Solve for x
    x = 1,660,479,468.39/45,378.50
  6. Step 6: Final answer
    x = 36,591.77

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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.