Home / 38,857.46-58,279.97-13,892.85

Finding the Fourth Proportional to 38,857.46, 58,279.97 and 13,892.85

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Solution

The fourth proportional to 38,857.46, 58,279.97 and 13,892.85 is: 20,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,857.46 : 58,279.97 = 13,892.85 : x
  2. Step 2: Convert to fraction form
    38,857.46/58,279.97 = 13,892.85/x
  3. Step 3: Cross multiply
    38,857.46x = 58,279.97 × 13,892.85
  4. Step 4: Simplify right side
    38,857.46x = 809,674,915.95
  5. Step 5: Solve for x
    x = 809,674,915.95/38,857.46
  6. Step 6: Final answer
    x = 20,837.05

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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.