Home / 56,928.16-85,382.56-15,365.44

Finding the Fourth Proportional to 56,928.16, 85,382.56 and 15,365.44

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Solution

The fourth proportional to 56,928.16, 85,382.56 and 15,365.44 is: 23,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,928.16 : 85,382.56 = 15,365.44 : x
  2. Step 2: Convert to fraction form
    56,928.16/85,382.56 = 15,365.44/x
  3. Step 3: Cross multiply
    56,928.16x = 85,382.56 × 15,365.44
  4. Step 4: Simplify right side
    56,928.16x = 1,311,940,602.73
  5. Step 5: Solve for x
    x = 1,311,940,602.73/56,928.16
  6. Step 6: Final answer
    x = 23,045.55

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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.