Home / 16,581.56-22,882.50-9,129.56

Finding the Fourth Proportional to 16,581.56, 22,882.50 and 9,129.56

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Solution

The fourth proportional to 16,581.56, 22,882.50 and 9,129.56 is: 12,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.56 : 22,882.50 = 9,129.56 : x
  2. Step 2: Convert to fraction form
    16,581.56/22,882.50 = 9,129.56/x
  3. Step 3: Cross multiply
    16,581.56x = 22,882.50 × 9,129.56
  4. Step 4: Simplify right side
    16,581.56x = 208,907,156.70
  5. Step 5: Solve for x
    x = 208,907,156.70/16,581.56
  6. Step 6: Final answer
    x = 12,598.76

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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.