Home / 17,151.16-23,665.14-9,697.72

Finding the Fourth Proportional to 17,151.16, 23,665.14 and 9,697.72

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Solution

The fourth proportional to 17,151.16, 23,665.14 and 9,697.72 is: 13,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,151.16 : 23,665.14 = 9,697.72 : x
  2. Step 2: Convert to fraction form
    17,151.16/23,665.14 = 9,697.72/x
  3. Step 3: Cross multiply
    17,151.16x = 23,665.14 × 9,697.72
  4. Step 4: Simplify right side
    17,151.16x = 229,497,901.48
  5. Step 5: Solve for x
    x = 229,497,901.48/17,151.16
  6. Step 6: Final answer
    x = 13,380.90

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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.