Home / 16,566.70-22,856.90-9,491.76

Finding the Fourth Proportional to 16,566.70, 22,856.90 and 9,491.76

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Solution

The fourth proportional to 16,566.70, 22,856.90 and 9,491.76 is: 13,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,566.70 : 22,856.90 = 9,491.76 : x
  2. Step 2: Convert to fraction form
    16,566.70/22,856.90 = 9,491.76/x
  3. Step 3: Cross multiply
    16,566.70x = 22,856.90 × 9,491.76
  4. Step 4: Simplify right side
    16,566.70x = 216,952,209.14
  5. Step 5: Solve for x
    x = 216,952,209.14/16,566.70
  6. Step 6: Final answer
    x = 13,095.68

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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.