Home / 36,127.04-54,148.98-13,929.32

Finding the Fourth Proportional to 36,127.04, 54,148.98 and 13,929.32

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Solution

The fourth proportional to 36,127.04, 54,148.98 and 13,929.32 is: 20,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.04 : 54,148.98 = 13,929.32 : x
  2. Step 2: Convert to fraction form
    36,127.04/54,148.98 = 13,929.32/x
  3. Step 3: Cross multiply
    36,127.04x = 54,148.98 × 13,929.32
  4. Step 4: Simplify right side
    36,127.04x = 754,258,470.09
  5. Step 5: Solve for x
    x = 754,258,470.09/36,127.04
  6. Step 6: Final answer
    x = 20,877.95

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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.