Home / 15,293.64-22,932.90-5,431.53

Finding the Fourth Proportional to 15,293.64, 22,932.90 and 5,431.53

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Solution

The fourth proportional to 15,293.64, 22,932.90 and 5,431.53 is: 8,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.64 : 22,932.90 = 5,431.53 : x
  2. Step 2: Convert to fraction form
    15,293.64/22,932.90 = 5,431.53/x
  3. Step 3: Cross multiply
    15,293.64x = 22,932.90 × 5,431.53
  4. Step 4: Simplify right side
    15,293.64x = 124,560,734.34
  5. Step 5: Solve for x
    x = 124,560,734.34/15,293.64
  6. Step 6: Final answer
    x = 8,144.61

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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.