Home / 12,332.22-17,019.45-7,026.78

Finding the Fourth Proportional to 12,332.22, 17,019.45 and 7,026.78

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Solution

The fourth proportional to 12,332.22, 17,019.45 and 7,026.78 is: 9,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.22 : 17,019.45 = 7,026.78 : x
  2. Step 2: Convert to fraction form
    12,332.22/17,019.45 = 7,026.78/x
  3. Step 3: Cross multiply
    12,332.22x = 17,019.45 × 7,026.78
  4. Step 4: Simplify right side
    12,332.22x = 119,591,930.87
  5. Step 5: Solve for x
    x = 119,591,930.87/12,332.22
  6. Step 6: Final answer
    x = 9,697.52

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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.