Home / 39,189.17-54,081.85-23,870.45

Finding the Fourth Proportional to 39,189.17, 54,081.85 and 23,870.45

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Solution

The fourth proportional to 39,189.17, 54,081.85 and 23,870.45 is: 32,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,189.17 : 54,081.85 = 23,870.45 : x
  2. Step 2: Convert to fraction form
    39,189.17/54,081.85 = 23,870.45/x
  3. Step 3: Cross multiply
    39,189.17x = 54,081.85 × 23,870.45
  4. Step 4: Simplify right side
    39,189.17x = 1,290,957,979.54
  5. Step 5: Solve for x
    x = 1,290,957,979.54/39,189.17
  6. Step 6: Final answer
    x = 32,941.71

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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.