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Finding the Fourth Proportional to 16,881.52, 25,322.24 and 4,569.52

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Solution

The fourth proportional to 16,881.52, 25,322.24 and 4,569.52 is: 6,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.52 : 25,322.24 = 4,569.52 : x
  2. Step 2: Convert to fraction form
    16,881.52/25,322.24 = 4,569.52/x
  3. Step 3: Cross multiply
    16,881.52x = 25,322.24 × 4,569.52
  4. Step 4: Simplify right side
    16,881.52x = 115,710,482.12
  5. Step 5: Solve for x
    x = 115,710,482.12/16,881.52
  6. Step 6: Final answer
    x = 6,854.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.