Home / 26,151.12-39,222.63-7,432.02

Finding the Fourth Proportional to 26,151.12, 39,222.63 and 7,432.02

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Solution

The fourth proportional to 26,151.12, 39,222.63 and 7,432.02 is: 11,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.12 : 39,222.63 = 7,432.02 : x
  2. Step 2: Convert to fraction form
    26,151.12/39,222.63 = 7,432.02/x
  3. Step 3: Cross multiply
    26,151.12x = 39,222.63 × 7,432.02
  4. Step 4: Simplify right side
    26,151.12x = 291,503,370.61
  5. Step 5: Solve for x
    x = 291,503,370.61/26,151.12
  6. Step 6: Final answer
    x = 11,146.88

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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.