Home / 57,220.20-85,847.10-25,623.24

Finding the Fourth Proportional to 57,220.20, 85,847.10 and 25,623.24

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Solution

The fourth proportional to 57,220.20, 85,847.10 and 25,623.24 is: 38,442.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.20 : 85,847.10 = 25,623.24 : x
  2. Step 2: Convert to fraction form
    57,220.20/85,847.10 = 25,623.24/x
  3. Step 3: Cross multiply
    57,220.20x = 85,847.10 × 25,623.24
  4. Step 4: Simplify right side
    57,220.20x = 2,199,680,846.60
  5. Step 5: Solve for x
    x = 2,199,680,846.60/57,220.20
  6. Step 6: Final answer
    x = 38,442.38

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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.