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Finding the Fourth Proportional to 17,358.68, 23,954.98 and 9,400.90

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Solution

The fourth proportional to 17,358.68, 23,954.98 and 9,400.90 is: 12,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.68 : 23,954.98 = 9,400.90 : x
  2. Step 2: Convert to fraction form
    17,358.68/23,954.98 = 9,400.90/x
  3. Step 3: Cross multiply
    17,358.68x = 23,954.98 × 9,400.90
  4. Step 4: Simplify right side
    17,358.68x = 225,198,371.48
  5. Step 5: Solve for x
    x = 225,198,371.48/17,358.68
  6. Step 6: Final answer
    x = 12,973.24

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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.