Home / 39,509.73-54,534.18-22,522.92

Finding the Fourth Proportional to 39,509.73, 54,534.18 and 22,522.92

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Solution

The fourth proportional to 39,509.73, 54,534.18 and 22,522.92 is: 31,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.73 : 54,534.18 = 22,522.92 : x
  2. Step 2: Convert to fraction form
    39,509.73/54,534.18 = 22,522.92/x
  3. Step 3: Cross multiply
    39,509.73x = 54,534.18 × 22,522.92
  4. Step 4: Simplify right side
    39,509.73x = 1,228,268,973.41
  5. Step 5: Solve for x
    x = 1,228,268,973.41/39,509.73
  6. Step 6: Final answer
    x = 31,087.76

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Double scale
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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.