Home / 16,587.36-22,885.92-9,511.20

Finding the Fourth Proportional to 16,587.36, 22,885.92 and 9,511.20

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Solution

The fourth proportional to 16,587.36, 22,885.92 and 9,511.20 is: 13,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.36 : 22,885.92 = 9,511.20 : x
  2. Step 2: Convert to fraction form
    16,587.36/22,885.92 = 9,511.20/x
  3. Step 3: Cross multiply
    16,587.36x = 22,885.92 × 9,511.20
  4. Step 4: Simplify right side
    16,587.36x = 217,672,562.30
  5. Step 5: Solve for x
    x = 217,672,562.30/16,587.36
  6. Step 6: Final answer
    x = 13,122.80

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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.