Home / 56,705.28-85,028.72-25,523.52

Finding the Fourth Proportional to 56,705.28, 85,028.72 and 25,523.52

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Solution

The fourth proportional to 56,705.28, 85,028.72 and 25,523.52 is: 38,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,705.28 : 85,028.72 = 25,523.52 : x
  2. Step 2: Convert to fraction form
    56,705.28/85,028.72 = 25,523.52/x
  3. Step 3: Cross multiply
    56,705.28x = 85,028.72 × 25,523.52
  4. Step 4: Simplify right side
    56,705.28x = 2,170,232,235.49
  5. Step 5: Solve for x
    x = 2,170,232,235.49/56,705.28
  6. Step 6: Final answer
    x = 38,272.14

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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.