Home / 42,638.43-63,957.66-14,929.95

Finding the Fourth Proportional to 42,638.43, 63,957.66 and 14,929.95

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Solution

The fourth proportional to 42,638.43, 63,957.66 and 14,929.95 is: 22,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,638.43 : 63,957.66 = 14,929.95 : x
  2. Step 2: Convert to fraction form
    42,638.43/63,957.66 = 14,929.95/x
  3. Step 3: Cross multiply
    42,638.43x = 63,957.66 × 14,929.95
  4. Step 4: Simplify right side
    42,638.43x = 954,884,665.92
  5. Step 5: Solve for x
    x = 954,884,665.92/42,638.43
  6. Step 6: Final answer
    x = 22,394.93

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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.