Home / 39,879.08-59,748.42-35,535.20

Finding the Fourth Proportional to 39,879.08, 59,748.42 and 35,535.20

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Solution

The fourth proportional to 39,879.08, 59,748.42 and 35,535.20 is: 53,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879.08 : 59,748.42 = 35,535.20 : x
  2. Step 2: Convert to fraction form
    39,879.08/59,748.42 = 35,535.20/x
  3. Step 3: Cross multiply
    39,879.08x = 59,748.42 × 35,535.20
  4. Step 4: Simplify right side
    39,879.08x = 2,123,172,054.38
  5. Step 5: Solve for x
    x = 2,123,172,054.38/39,879.08
  6. Step 6: Final answer
    x = 53,240.25

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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.