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Finding the Fourth Proportional to 25,481, 35,148.54 and 16,033.16

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Solution

The fourth proportional to 25,481, 35,148.54 and 16,033.16 is: 22,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481 : 35,148.54 = 16,033.16 : x
  2. Step 2: Convert to fraction form
    25,481/35,148.54 = 16,033.16/x
  3. Step 3: Cross multiply
    25,481x = 35,148.54 × 16,033.16
  4. Step 4: Simplify right side
    25,481x = 563,542,165.59
  5. Step 5: Solve for x
    x = 563,542,165.59/25,481
  6. Step 6: Final answer
    x = 22,116.17

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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.