Home / 35,278.20-52,874.10-15,535.80

Finding the Fourth Proportional to 35,278.20, 52,874.10 and 15,535.80

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Solution

The fourth proportional to 35,278.20, 52,874.10 and 15,535.80 is: 23,284.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.20 : 52,874.10 = 15,535.80 : x
  2. Step 2: Convert to fraction form
    35,278.20/52,874.10 = 15,535.80/x
  3. Step 3: Cross multiply
    35,278.20x = 52,874.10 × 15,535.80
  4. Step 4: Simplify right side
    35,278.20x = 821,441,442.78
  5. Step 5: Solve for x
    x = 821,441,442.78/35,278.20
  6. Step 6: Final answer
    x = 23,284.68

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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.