Home / 38,340.96-57,523.19-19,634.13

Finding the Fourth Proportional to 38,340.96, 57,523.19 and 19,634.13

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Solution

The fourth proportional to 38,340.96, 57,523.19 and 19,634.13 is: 29,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340.96 : 57,523.19 = 19,634.13 : x
  2. Step 2: Convert to fraction form
    38,340.96/57,523.19 = 19,634.13/x
  3. Step 3: Cross multiply
    38,340.96x = 57,523.19 × 19,634.13
  4. Step 4: Simplify right side
    38,340.96x = 1,129,417,692.30
  5. Step 5: Solve for x
    x = 1,129,417,692.30/38,340.96
  6. Step 6: Final answer
    x = 29,457.21

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1.5x scale

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.