Home / 17,216.92-23,754.18-10,140.76

Finding the Fourth Proportional to 17,216.92, 23,754.18 and 10,140.76

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Solution

The fourth proportional to 17,216.92, 23,754.18 and 10,140.76 is: 13,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.92 : 23,754.18 = 10,140.76 : x
  2. Step 2: Convert to fraction form
    17,216.92/23,754.18 = 10,140.76/x
  3. Step 3: Cross multiply
    17,216.92x = 23,754.18 × 10,140.76
  4. Step 4: Simplify right side
    17,216.92x = 240,885,438.38
  5. Step 5: Solve for x
    x = 240,885,438.38/17,216.92
  6. Step 6: Final answer
    x = 13,991.20

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Half scale
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Double scale
Find fourth proportional to 17,217.92, 23,755.56 and 10,141.76
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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.