Home / 17,332.20-23,917.68-9,778.68

Finding the Fourth Proportional to 17,332.20, 23,917.68 and 9,778.68

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Solution

The fourth proportional to 17,332.20, 23,917.68 and 9,778.68 is: 13,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.20 : 23,917.68 = 9,778.68 : x
  2. Step 2: Convert to fraction form
    17,332.20/23,917.68 = 9,778.68/x
  3. Step 3: Cross multiply
    17,332.20x = 23,917.68 × 9,778.68
  4. Step 4: Simplify right side
    17,332.20x = 233,883,339.06
  5. Step 5: Solve for x
    x = 233,883,339.06/17,332.20
  6. Step 6: Final answer
    x = 13,494.15

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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.