Home / 57,070.88-85,626.62-25,478.08

Finding the Fourth Proportional to 57,070.88, 85,626.62 and 25,478.08

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Solution

The fourth proportional to 57,070.88, 85,626.62 and 25,478.08 is: 38,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,070.88 : 85,626.62 = 25,478.08 : x
  2. Step 2: Convert to fraction form
    57,070.88/85,626.62 = 25,478.08/x
  3. Step 3: Cross multiply
    57,070.88x = 85,626.62 × 25,478.08
  4. Step 4: Simplify right side
    57,070.88x = 2,181,601,874.49
  5. Step 5: Solve for x
    x = 2,181,601,874.49/57,070.88
  6. Step 6: Final answer
    x = 38,226.18

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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.