Home / 39,279.06-58,933.44-18,229.19

Finding the Fourth Proportional to 39,279.06, 58,933.44 and 18,229.19

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Solution

The fourth proportional to 39,279.06, 58,933.44 and 18,229.19 is: 27,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279.06 : 58,933.44 = 18,229.19 : x
  2. Step 2: Convert to fraction form
    39,279.06/58,933.44 = 18,229.19/x
  3. Step 3: Cross multiply
    39,279.06x = 58,933.44 × 18,229.19
  4. Step 4: Simplify right side
    39,279.06x = 1,074,308,580.45
  5. Step 5: Solve for x
    x = 1,074,308,580.45/39,279.06
  6. Step 6: Final answer
    x = 27,350.67

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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.