Home / 39,317.88-54,261.76-22,324.92

Finding the Fourth Proportional to 39,317.88, 54,261.76 and 22,324.92

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Solution

The fourth proportional to 39,317.88, 54,261.76 and 22,324.92 is: 30,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,317.88 : 54,261.76 = 22,324.92 : x
  2. Step 2: Convert to fraction form
    39,317.88/54,261.76 = 22,324.92/x
  3. Step 3: Cross multiply
    39,317.88x = 54,261.76 × 22,324.92
  4. Step 4: Simplify right side
    39,317.88x = 1,211,389,451.06
  5. Step 5: Solve for x
    x = 1,211,389,451.06/39,317.88
  6. Step 6: Final answer
    x = 30,810.14

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Double scale
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Similar ratio
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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.