Home / 28,346.17-42,517.83-10,575.43

Finding the Fourth Proportional to 28,346.17, 42,517.83 and 10,575.43

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Solution

The fourth proportional to 28,346.17, 42,517.83 and 10,575.43 is: 15,862.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,346.17 : 42,517.83 = 10,575.43 : x
  2. Step 2: Convert to fraction form
    28,346.17/42,517.83 = 10,575.43/x
  3. Step 3: Cross multiply
    28,346.17x = 42,517.83 × 10,575.43
  4. Step 4: Simplify right side
    28,346.17x = 449,644,334.92
  5. Step 5: Solve for x
    x = 449,644,334.92/28,346.17
  6. Step 6: Final answer
    x = 15,862.61

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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.