Home / 22,134.12-33,207.66-7,140.95

Finding the Fourth Proportional to 22,134.12, 33,207.66 and 7,140.95

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Solution

The fourth proportional to 22,134.12, 33,207.66 and 7,140.95 is: 10,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,134.12 : 33,207.66 = 7,140.95 : x
  2. Step 2: Convert to fraction form
    22,134.12/33,207.66 = 7,140.95/x
  3. Step 3: Cross multiply
    22,134.12x = 33,207.66 × 7,140.95
  4. Step 4: Simplify right side
    22,134.12x = 237,134,221.82
  5. Step 5: Solve for x
    x = 237,134,221.82/22,134.12
  6. Step 6: Final answer
    x = 10,713.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.