Home / 56,043.12-84,078-16,062.60

Finding the Fourth Proportional to 56,043.12, 84,078 and 16,062.60

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Solution

The fourth proportional to 56,043.12, 84,078 and 16,062.60 is: 24,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,043.12 : 84,078 = 16,062.60 : x
  2. Step 2: Convert to fraction form
    56,043.12/84,078 = 16,062.60/x
  3. Step 3: Cross multiply
    56,043.12x = 84,078 × 16,062.60
  4. Step 4: Simplify right side
    56,043.12x = 1,350,511,282.80
  5. Step 5: Solve for x
    x = 1,350,511,282.80/56,043.12
  6. Step 6: Final answer
    x = 24,097.72

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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.