Home / 16,336.47-22,557.04-12,553.64

Finding the Fourth Proportional to 16,336.47, 22,557.04 and 12,553.64

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Solution

The fourth proportional to 16,336.47, 22,557.04 and 12,553.64 is: 17,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,336.47 : 22,557.04 = 12,553.64 : x
  2. Step 2: Convert to fraction form
    16,336.47/22,557.04 = 12,553.64/x
  3. Step 3: Cross multiply
    16,336.47x = 22,557.04 × 12,553.64
  4. Step 4: Simplify right side
    16,336.47x = 283,172,815.46
  5. Step 5: Solve for x
    x = 283,172,815.46/16,336.47
  6. Step 6: Final answer
    x = 17,333.78

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1.5x scale

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.