Home / 38,857.71-58,266.48-12,559.02

Finding the Fourth Proportional to 38,857.71, 58,266.48 and 12,559.02

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Solution

The fourth proportional to 38,857.71, 58,266.48 and 12,559.02 is: 18,832.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,857.71 : 58,266.48 = 12,559.02 : x
  2. Step 2: Convert to fraction form
    38,857.71/58,266.48 = 12,559.02/x
  3. Step 3: Cross multiply
    38,857.71x = 58,266.48 × 12,559.02
  4. Step 4: Simplify right side
    38,857.71x = 731,769,887.65
  5. Step 5: Solve for x
    x = 731,769,887.65/38,857.71
  6. Step 6: Final answer
    x = 18,832.04

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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.