Home / 56,887.68-85,330.98-19,447.32

Finding the Fourth Proportional to 56,887.68, 85,330.98 and 19,447.32

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Solution

The fourth proportional to 56,887.68, 85,330.98 and 19,447.32 is: 29,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,887.68 : 85,330.98 = 19,447.32 : x
  2. Step 2: Convert to fraction form
    56,887.68/85,330.98 = 19,447.32/x
  3. Step 3: Cross multiply
    56,887.68x = 85,330.98 × 19,447.32
  4. Step 4: Simplify right side
    56,887.68x = 1,659,458,873.97
  5. Step 5: Solve for x
    x = 1,659,458,873.97/56,887.68
  6. Step 6: Final answer
    x = 29,170.80

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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.