Home / 57,304.28-85,960.44-23,990.72

Finding the Fourth Proportional to 57,304.28, 85,960.44 and 23,990.72

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Solution

The fourth proportional to 57,304.28, 85,960.44 and 23,990.72 is: 35,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,304.28 : 85,960.44 = 23,990.72 : x
  2. Step 2: Convert to fraction form
    57,304.28/85,960.44 = 23,990.72/x
  3. Step 3: Cross multiply
    57,304.28x = 85,960.44 × 23,990.72
  4. Step 4: Simplify right side
    57,304.28x = 2,062,252,847.12
  5. Step 5: Solve for x
    x = 2,062,252,847.12/57,304.28
  6. Step 6: Final answer
    x = 35,987.76

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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.