Home / 42,350.39-63,515.25-14,263.13

Finding the Fourth Proportional to 42,350.39, 63,515.25 and 14,263.13

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Solution

The fourth proportional to 42,350.39, 63,515.25 and 14,263.13 is: 21,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,350.39 : 63,515.25 = 14,263.13 : x
  2. Step 2: Convert to fraction form
    42,350.39/63,515.25 = 14,263.13/x
  3. Step 3: Cross multiply
    42,350.39x = 63,515.25 × 14,263.13
  4. Step 4: Simplify right side
    42,350.39x = 905,926,426.52
  5. Step 5: Solve for x
    x = 905,926,426.52/42,350.39
  6. Step 6: Final answer
    x = 21,391.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.