Home / 16,589.52-22,889.85-9,515.95

Finding the Fourth Proportional to 16,589.52, 22,889.85 and 9,515.95

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Solution

The fourth proportional to 16,589.52, 22,889.85 and 9,515.95 is: 13,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,589.52 : 22,889.85 = 9,515.95 : x
  2. Step 2: Convert to fraction form
    16,589.52/22,889.85 = 9,515.95/x
  3. Step 3: Cross multiply
    16,589.52x = 22,889.85 × 9,515.95
  4. Step 4: Simplify right side
    16,589.52x = 217,818,668.11
  5. Step 5: Solve for x
    x = 217,818,668.11/16,589.52
  6. Step 6: Final answer
    x = 13,129.90

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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.