Home / 51,966.57-71,712.88-29,305.16

Finding the Fourth Proportional to 51,966.57, 71,712.88 and 29,305.16

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Solution

The fourth proportional to 51,966.57, 71,712.88 and 29,305.16 is: 40,440.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,966.57 : 71,712.88 = 29,305.16 : x
  2. Step 2: Convert to fraction form
    51,966.57/71,712.88 = 29,305.16/x
  3. Step 3: Cross multiply
    51,966.57x = 71,712.88 × 29,305.16
  4. Step 4: Simplify right side
    51,966.57x = 2,101,557,259.56
  5. Step 5: Solve for x
    x = 2,101,557,259.56/51,966.57
  6. Step 6: Final answer
    x = 40,440.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.