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Finding the Fourth Proportional to 16,595.52, 22,901.80 and 9,143.52

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Solution

The fourth proportional to 16,595.52, 22,901.80 and 9,143.52 is: 12,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,595.52 : 22,901.80 = 9,143.52 : x
  2. Step 2: Convert to fraction form
    16,595.52/22,901.80 = 9,143.52/x
  3. Step 3: Cross multiply
    16,595.52x = 22,901.80 × 9,143.52
  4. Step 4: Simplify right side
    16,595.52x = 209,403,066.34
  5. Step 5: Solve for x
    x = 209,403,066.34/16,595.52
  6. Step 6: Final answer
    x = 12,618.05

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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.