Home / 54,747.68-82,083.29-28,041.80

Finding the Fourth Proportional to 54,747.68, 82,083.29 and 28,041.80

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Solution

The fourth proportional to 54,747.68, 82,083.29 and 28,041.80 is: 42,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,747.68 : 82,083.29 = 28,041.80 : x
  2. Step 2: Convert to fraction form
    54,747.68/82,083.29 = 28,041.80/x
  3. Step 3: Cross multiply
    54,747.68x = 82,083.29 × 28,041.80
  4. Step 4: Simplify right side
    54,747.68x = 2,301,762,650.90
  5. Step 5: Solve for x
    x = 2,301,762,650.90/54,747.68
  6. Step 6: Final answer
    x = 42,043.11

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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.