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Finding the Fourth Proportional to 25,877, 35,710.26 and 14,701.16

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Solution

The fourth proportional to 25,877, 35,710.26 and 14,701.16 is: 20,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877 : 35,710.26 = 14,701.16 : x
  2. Step 2: Convert to fraction form
    25,877/35,710.26 = 14,701.16/x
  3. Step 3: Cross multiply
    25,877x = 35,710.26 × 14,701.16
  4. Step 4: Simplify right side
    25,877x = 524,982,245.90
  5. Step 5: Solve for x
    x = 524,982,245.90/25,877
  6. Step 6: Final answer
    x = 20,287.60

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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.