Home / 39,286.67-54,206.15-23,154.62

Finding the Fourth Proportional to 39,286.67, 54,206.15 and 23,154.62

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Solution

The fourth proportional to 39,286.67, 54,206.15 and 23,154.62 is: 31,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,286.67 : 54,206.15 = 23,154.62 : x
  2. Step 2: Convert to fraction form
    39,286.67/54,206.15 = 23,154.62/x
  3. Step 3: Cross multiply
    39,286.67x = 54,206.15 × 23,154.62
  4. Step 4: Simplify right side
    39,286.67x = 1,255,122,418.11
  5. Step 5: Solve for x
    x = 1,255,122,418.11/39,286.67
  6. Step 6: Final answer
    x = 31,947.80

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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.