Home / 16,347.72-22,559.88-9,545.76

Finding the Fourth Proportional to 16,347.72, 22,559.88 and 9,545.76

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Solution

The fourth proportional to 16,347.72, 22,559.88 and 9,545.76 is: 13,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.72 : 22,559.88 = 9,545.76 : x
  2. Step 2: Convert to fraction form
    16,347.72/22,559.88 = 9,545.76/x
  3. Step 3: Cross multiply
    16,347.72x = 22,559.88 × 9,545.76
  4. Step 4: Simplify right side
    16,347.72x = 215,351,200.11
  5. Step 5: Solve for x
    x = 215,351,200.11/16,347.72
  6. Step 6: Final answer
    x = 13,173.16

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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.