Home / 34,159.29-51,248.86-14,165.12

Finding the Fourth Proportional to 34,159.29, 51,248.86 and 14,165.12

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Solution

The fourth proportional to 34,159.29, 51,248.86 and 14,165.12 is: 21,251.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,159.29 : 51,248.86 = 14,165.12 : x
  2. Step 2: Convert to fraction form
    34,159.29/51,248.86 = 14,165.12/x
  3. Step 3: Cross multiply
    34,159.29x = 51,248.86 × 14,165.12
  4. Step 4: Simplify right side
    34,159.29x = 725,945,960.11
  5. Step 5: Solve for x
    x = 725,945,960.11/34,159.29
  6. Step 6: Final answer
    x = 21,251.79

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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.