Home / 16,587.24-22,890.66-9,135.24

Finding the Fourth Proportional to 16,587.24, 22,890.66 and 9,135.24

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Solution

The fourth proportional to 16,587.24, 22,890.66 and 9,135.24 is: 12,606.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.24 : 22,890.66 = 9,135.24 : x
  2. Step 2: Convert to fraction form
    16,587.24/22,890.66 = 9,135.24/x
  3. Step 3: Cross multiply
    16,587.24x = 22,890.66 × 9,135.24
  4. Step 4: Simplify right side
    16,587.24x = 209,111,672.86
  5. Step 5: Solve for x
    x = 209,111,672.86/16,587.24
  6. Step 6: Final answer
    x = 12,606.78

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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.