Home / 47,132.10-70,639.83-23,745.78

Finding the Fourth Proportional to 47,132.10, 70,639.83 and 23,745.78

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Solution

The fourth proportional to 47,132.10, 70,639.83 and 23,745.78 is: 35,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,132.10 : 70,639.83 = 23,745.78 : x
  2. Step 2: Convert to fraction form
    47,132.10/70,639.83 = 23,745.78/x
  3. Step 3: Cross multiply
    47,132.10x = 70,639.83 × 23,745.78
  4. Step 4: Simplify right side
    47,132.10x = 1,677,397,862.42
  5. Step 5: Solve for x
    x = 1,677,397,862.42/47,132.10
  6. Step 6: Final answer
    x = 35,589.29

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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.