Home / 28,060.12-42,084.14-10,531.24

Finding the Fourth Proportional to 28,060.12, 42,084.14 and 10,531.24

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Solution

The fourth proportional to 28,060.12, 42,084.14 and 10,531.24 is: 15,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.12 : 42,084.14 = 10,531.24 : x
  2. Step 2: Convert to fraction form
    28,060.12/42,084.14 = 10,531.24/x
  3. Step 3: Cross multiply
    28,060.12x = 42,084.14 × 10,531.24
  4. Step 4: Simplify right side
    28,060.12x = 443,198,178.53
  5. Step 5: Solve for x
    x = 443,198,178.53/28,060.12
  6. Step 6: Final answer
    x = 15,794.59

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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.