Home / 16,672.27-23,006.79-9,117.10

Finding the Fourth Proportional to 16,672.27, 23,006.79 and 9,117.10

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Solution

The fourth proportional to 16,672.27, 23,006.79 and 9,117.10 is: 12,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.27 : 23,006.79 = 9,117.10 : x
  2. Step 2: Convert to fraction form
    16,672.27/23,006.79 = 9,117.10/x
  3. Step 3: Cross multiply
    16,672.27x = 23,006.79 × 9,117.10
  4. Step 4: Simplify right side
    16,672.27x = 209,755,205.11
  5. Step 5: Solve for x
    x = 209,755,205.11/16,672.27
  6. Step 6: Final answer
    x = 12,581.08

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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.