Home / 56,736.24-85,113.60-16,759.28

Finding the Fourth Proportional to 56,736.24, 85,113.60 and 16,759.28

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Solution

The fourth proportional to 56,736.24, 85,113.60 and 16,759.28 is: 25,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736.24 : 85,113.60 = 16,759.28 : x
  2. Step 2: Convert to fraction form
    56,736.24/85,113.60 = 16,759.28/x
  3. Step 3: Cross multiply
    56,736.24x = 85,113.60 × 16,759.28
  4. Step 4: Simplify right side
    56,736.24x = 1,426,442,654.21
  5. Step 5: Solve for x
    x = 1,426,442,654.21/56,736.24
  6. Step 6: Final answer
    x = 25,141.65

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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.