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Finding the Fourth Proportional to 16,322.52, 22,526.13 and 9,152.94

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Solution

The fourth proportional to 16,322.52, 22,526.13 and 9,152.94 is: 12,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.52 : 22,526.13 = 9,152.94 : x
  2. Step 2: Convert to fraction form
    16,322.52/22,526.13 = 9,152.94/x
  3. Step 3: Cross multiply
    16,322.52x = 22,526.13 × 9,152.94
  4. Step 4: Simplify right side
    16,322.52x = 206,180,316.32
  5. Step 5: Solve for x
    x = 206,180,316.32/16,322.52
  6. Step 6: Final answer
    x = 12,631.65

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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.