Home / 39,535.38-59,338.15-18,486.87

Finding the Fourth Proportional to 39,535.38, 59,338.15 and 18,486.87

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Solution

The fourth proportional to 39,535.38, 59,338.15 and 18,486.87 is: 27,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535.38 : 59,338.15 = 18,486.87 : x
  2. Step 2: Convert to fraction form
    39,535.38/59,338.15 = 18,486.87/x
  3. Step 3: Cross multiply
    39,535.38x = 59,338.15 × 18,486.87
  4. Step 4: Simplify right side
    39,535.38x = 1,096,976,665.09
  5. Step 5: Solve for x
    x = 1,096,976,665.09/39,535.38
  6. Step 6: Final answer
    x = 27,746.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.