Home / 15,434.56-23,149.14-4,338.61

Finding the Fourth Proportional to 15,434.56, 23,149.14 and 4,338.61

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Solution

The fourth proportional to 15,434.56, 23,149.14 and 4,338.61 is: 6,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.56 : 23,149.14 = 4,338.61 : x
  2. Step 2: Convert to fraction form
    15,434.56/23,149.14 = 4,338.61/x
  3. Step 3: Cross multiply
    15,434.56x = 23,149.14 × 4,338.61
  4. Step 4: Simplify right side
    15,434.56x = 100,435,093.46
  5. Step 5: Solve for x
    x = 100,435,093.46/15,434.56
  6. Step 6: Final answer
    x = 6,507.16

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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.