Home / 42,771.92-64,157.88-23,059.76

Finding the Fourth Proportional to 42,771.92, 64,157.88 and 23,059.76

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Solution

The fourth proportional to 42,771.92, 64,157.88 and 23,059.76 is: 34,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,771.92 : 64,157.88 = 23,059.76 : x
  2. Step 2: Convert to fraction form
    42,771.92/64,157.88 = 23,059.76/x
  3. Step 3: Cross multiply
    42,771.92x = 64,157.88 × 23,059.76
  4. Step 4: Simplify right side
    42,771.92x = 1,479,465,314.91
  5. Step 5: Solve for x
    x = 1,479,465,314.91/42,771.92
  6. Step 6: Final answer
    x = 34,589.64

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Similar ratio
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1.5x scale

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.