Home / 42,504.12-63,785.22-14,802.12

Finding the Fourth Proportional to 42,504.12, 63,785.22 and 14,802.12

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Solution

The fourth proportional to 42,504.12, 63,785.22 and 14,802.12 is: 22,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,504.12 : 63,785.22 = 14,802.12 : x
  2. Step 2: Convert to fraction form
    42,504.12/63,785.22 = 14,802.12/x
  3. Step 3: Cross multiply
    42,504.12x = 63,785.22 × 14,802.12
  4. Step 4: Simplify right side
    42,504.12x = 944,156,480.67
  5. Step 5: Solve for x
    x = 944,156,480.67/42,504.12
  6. Step 6: Final answer
    x = 22,213.29

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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.