Home / 39,748.45-54,850.28-22,752.82

Finding the Fourth Proportional to 39,748.45, 54,850.28 and 22,752.82

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Solution

The fourth proportional to 39,748.45, 54,850.28 and 22,752.82 is: 31,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,748.45 : 54,850.28 = 22,752.82 : x
  2. Step 2: Convert to fraction form
    39,748.45/54,850.28 = 22,752.82/x
  3. Step 3: Cross multiply
    39,748.45x = 54,850.28 × 22,752.82
  4. Step 4: Simplify right side
    39,748.45x = 1,247,998,688.85
  5. Step 5: Solve for x
    x = 1,247,998,688.85/39,748.45
  6. Step 6: Final answer
    x = 31,397.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.