Home / 47,269.50-65,232.72-30,531.66

Finding the Fourth Proportional to 47,269.50, 65,232.72 and 30,531.66

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Solution

The fourth proportional to 47,269.50, 65,232.72 and 30,531.66 is: 42,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269.50 : 65,232.72 = 30,531.66 : x
  2. Step 2: Convert to fraction form
    47,269.50/65,232.72 = 30,531.66/x
  3. Step 3: Cross multiply
    47,269.50x = 65,232.72 × 30,531.66
  4. Step 4: Simplify right side
    47,269.50x = 1,991,663,227.92
  5. Step 5: Solve for x
    x = 1,991,663,227.92/47,269.50
  6. Step 6: Final answer
    x = 42,134.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.