Home / 28,266.76-42,350.25-17,150.88

Finding the Fourth Proportional to 28,266.76, 42,350.25 and 17,150.88

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Solution

The fourth proportional to 28,266.76, 42,350.25 and 17,150.88 is: 25,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266.76 : 42,350.25 = 17,150.88 : x
  2. Step 2: Convert to fraction form
    28,266.76/42,350.25 = 17,150.88/x
  3. Step 3: Cross multiply
    28,266.76x = 42,350.25 × 17,150.88
  4. Step 4: Simplify right side
    28,266.76x = 726,343,832.59
  5. Step 5: Solve for x
    x = 726,343,832.59/28,266.76
  6. Step 6: Final answer
    x = 25,696.04

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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.