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Finding the Fourth Proportional to 47,373.13, 65,373.88 and 25,862.14

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Solution

The fourth proportional to 47,373.13, 65,373.88 and 25,862.14 is: 35,689.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,373.13 : 65,373.88 = 25,862.14 : x
  2. Step 2: Convert to fraction form
    47,373.13/65,373.88 = 25,862.14/x
  3. Step 3: Cross multiply
    47,373.13x = 65,373.88 × 25,862.14
  4. Step 4: Simplify right side
    47,373.13x = 1,690,707,980.72
  5. Step 5: Solve for x
    x = 1,690,707,980.72/47,373.13
  6. Step 6: Final answer
    x = 35,689.18

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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.