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Finding the Fourth Proportional to 16,527.52, 22,805.52 and 9,813.28

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Solution

The fourth proportional to 16,527.52, 22,805.52 and 9,813.28 is: 13,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,527.52 : 22,805.52 = 9,813.28 : x
  2. Step 2: Convert to fraction form
    16,527.52/22,805.52 = 9,813.28/x
  3. Step 3: Cross multiply
    16,527.52x = 22,805.52 × 9,813.28
  4. Step 4: Simplify right side
    16,527.52x = 223,796,953.31
  5. Step 5: Solve for x
    x = 223,796,953.31/16,527.52
  6. Step 6: Final answer
    x = 13,540.87

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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.