Home / 35,123.22-52,629.35-28,517.13

Finding the Fourth Proportional to 35,123.22, 52,629.35 and 28,517.13

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Solution

The fourth proportional to 35,123.22, 52,629.35 and 28,517.13 is: 42,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.22 : 52,629.35 = 28,517.13 : x
  2. Step 2: Convert to fraction form
    35,123.22/52,629.35 = 28,517.13/x
  3. Step 3: Cross multiply
    35,123.22x = 52,629.35 × 28,517.13
  4. Step 4: Simplify right side
    35,123.22x = 1,500,837,873.18
  5. Step 5: Solve for x
    x = 1,500,837,873.18/35,123.22
  6. Step 6: Final answer
    x = 42,730.65

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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.