Home / 39,114.40-53,974.92-22,120.23

Finding the Fourth Proportional to 39,114.40, 53,974.92 and 22,120.23

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Solution

The fourth proportional to 39,114.40, 53,974.92 and 22,120.23 is: 30,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.40 : 53,974.92 = 22,120.23 : x
  2. Step 2: Convert to fraction form
    39,114.40/53,974.92 = 22,120.23/x
  3. Step 3: Cross multiply
    39,114.40x = 53,974.92 × 22,120.23
  4. Step 4: Simplify right side
    39,114.40x = 1,193,937,644.63
  5. Step 5: Solve for x
    x = 1,193,937,644.63/39,114.40
  6. Step 6: Final answer
    x = 30,524.25

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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.