Home / 39,743.87-54,842.13-22,752.63

Finding the Fourth Proportional to 39,743.87, 54,842.13 and 22,752.63

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Solution

The fourth proportional to 39,743.87, 54,842.13 and 22,752.63 is: 31,396.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,743.87 : 54,842.13 = 22,752.63 : x
  2. Step 2: Convert to fraction form
    39,743.87/54,842.13 = 22,752.63/x
  3. Step 3: Cross multiply
    39,743.87x = 54,842.13 × 22,752.63
  4. Step 4: Simplify right side
    39,743.87x = 1,247,802,692.30
  5. Step 5: Solve for x
    x = 1,247,802,692.30/39,743.87
  6. Step 6: Final answer
    x = 31,396.11

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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.