Home / 37,448.40-56,132.64-18,691.52

Finding the Fourth Proportional to 37,448.40, 56,132.64 and 18,691.52

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Solution

The fourth proportional to 37,448.40, 56,132.64 and 18,691.52 is: 28,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448.40 : 56,132.64 = 18,691.52 : x
  2. Step 2: Convert to fraction form
    37,448.40/56,132.64 = 18,691.52/x
  3. Step 3: Cross multiply
    37,448.40x = 56,132.64 × 18,691.52
  4. Step 4: Simplify right side
    37,448.40x = 1,049,204,363.21
  5. Step 5: Solve for x
    x = 1,049,204,363.21/37,448.40
  6. Step 6: Final answer
    x = 28,017.33

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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.