Home / 52,264.64-72,125.34-28,391.12

Finding the Fourth Proportional to 52,264.64, 72,125.34 and 28,391.12

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Solution

The fourth proportional to 52,264.64, 72,125.34 and 28,391.12 is: 39,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264.64 : 72,125.34 = 28,391.12 : x
  2. Step 2: Convert to fraction form
    52,264.64/72,125.34 = 28,391.12/x
  3. Step 3: Cross multiply
    52,264.64x = 72,125.34 × 28,391.12
  4. Step 4: Simplify right side
    52,264.64x = 2,047,719,182.98
  5. Step 5: Solve for x
    x = 2,047,719,182.98/52,264.64
  6. Step 6: Final answer
    x = 39,179.82

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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.