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Finding the Fourth Proportional to 16,560.94, 22,853.97 and 9,007.28

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Solution

The fourth proportional to 16,560.94, 22,853.97 and 9,007.28 is: 12,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,560.94 : 22,853.97 = 9,007.28 : x
  2. Step 2: Convert to fraction form
    16,560.94/22,853.97 = 9,007.28/x
  3. Step 3: Cross multiply
    16,560.94x = 22,853.97 × 9,007.28
  4. Step 4: Simplify right side
    16,560.94x = 205,852,106.90
  5. Step 5: Solve for x
    x = 205,852,106.90/16,560.94
  6. Step 6: Final answer
    x = 12,429.98

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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.