Home / 56,797.20-85,236.12-25,658.64

Finding the Fourth Proportional to 56,797.20, 85,236.12 and 25,658.64

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Solution

The fourth proportional to 56,797.20, 85,236.12 and 25,658.64 is: 38,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,797.20 : 85,236.12 = 25,658.64 : x
  2. Step 2: Convert to fraction form
    56,797.20/85,236.12 = 25,658.64/x
  3. Step 3: Cross multiply
    56,797.20x = 85,236.12 × 25,658.64
  4. Step 4: Simplify right side
    56,797.20x = 2,187,042,918.08
  5. Step 5: Solve for x
    x = 2,187,042,918.08/56,797.20
  6. Step 6: Final answer
    x = 38,506.17

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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.