Home / 39,627.87-54,703.91-27,737.88

Finding the Fourth Proportional to 39,627.87, 54,703.91 and 27,737.88

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Solution

The fourth proportional to 39,627.87, 54,703.91 and 27,737.88 is: 38,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,627.87 : 54,703.91 = 27,737.88 : x
  2. Step 2: Convert to fraction form
    39,627.87/54,703.91 = 27,737.88/x
  3. Step 3: Cross multiply
    39,627.87x = 54,703.91 × 27,737.88
  4. Step 4: Simplify right side
    39,627.87x = 1,517,370,199.29
  5. Step 5: Solve for x
    x = 1,517,370,199.29/39,627.87
  6. Step 6: Final answer
    x = 38,290.48

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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.