Home / 47,121.76-65,000.96-29,427.04

Finding the Fourth Proportional to 47,121.76, 65,000.96 and 29,427.04

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Solution

The fourth proportional to 47,121.76, 65,000.96 and 29,427.04 is: 40,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.76 : 65,000.96 = 29,427.04 : x
  2. Step 2: Convert to fraction form
    47,121.76/65,000.96 = 29,427.04/x
  3. Step 3: Cross multiply
    47,121.76x = 65,000.96 × 29,427.04
  4. Step 4: Simplify right side
    47,121.76x = 1,912,785,849.96
  5. Step 5: Solve for x
    x = 1,912,785,849.96/47,121.76
  6. Step 6: Final answer
    x = 40,592.41

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1.5x scale

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.