Home / 17,332.97-23,919.50-9,780.90

Finding the Fourth Proportional to 17,332.97, 23,919.50 and 9,780.90

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Solution

The fourth proportional to 17,332.97, 23,919.50 and 9,780.90 is: 13,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.97 : 23,919.50 = 9,780.90 : x
  2. Step 2: Convert to fraction form
    17,332.97/23,919.50 = 9,780.90/x
  3. Step 3: Cross multiply
    17,332.97x = 23,919.50 × 9,780.90
  4. Step 4: Simplify right side
    17,332.97x = 233,954,188.65
  5. Step 5: Solve for x
    x = 233,954,188.65/17,332.97
  6. Step 6: Final answer
    x = 13,497.64

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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.