Home / 38,950.38-58,417.37-13,991.85

Finding the Fourth Proportional to 38,950.38, 58,417.37 and 13,991.85

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Solution

The fourth proportional to 38,950.38, 58,417.37 and 13,991.85 is: 20,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,950.38 : 58,417.37 = 13,991.85 : x
  2. Step 2: Convert to fraction form
    38,950.38/58,417.37 = 13,991.85/x
  3. Step 3: Cross multiply
    38,950.38x = 58,417.37 × 13,991.85
  4. Step 4: Simplify right side
    38,950.38x = 817,367,008.48
  5. Step 5: Solve for x
    x = 817,367,008.48/38,950.38
  6. Step 6: Final answer
    x = 20,984.83

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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.