Home / 56,723.12-85,096.98-17,279.20

Finding the Fourth Proportional to 56,723.12, 85,096.98 and 17,279.20

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Solution

The fourth proportional to 56,723.12, 85,096.98 and 17,279.20 is: 25,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,723.12 : 85,096.98 = 17,279.20 : x
  2. Step 2: Convert to fraction form
    56,723.12/85,096.98 = 17,279.20/x
  3. Step 3: Cross multiply
    56,723.12x = 85,096.98 × 17,279.20
  4. Step 4: Simplify right side
    56,723.12x = 1,470,407,736.82
  5. Step 5: Solve for x
    x = 1,470,407,736.82/56,723.12
  6. Step 6: Final answer
    x = 25,922.55

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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.