Home / 34,317.60-51,486.12-20,290.02

Finding the Fourth Proportional to 34,317.60, 51,486.12 and 20,290.02

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Solution

The fourth proportional to 34,317.60, 51,486.12 and 20,290.02 is: 30,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,317.60 : 51,486.12 = 20,290.02 : x
  2. Step 2: Convert to fraction form
    34,317.60/51,486.12 = 20,290.02/x
  3. Step 3: Cross multiply
    34,317.60x = 51,486.12 × 20,290.02
  4. Step 4: Simplify right side
    34,317.60x = 1,044,654,404.52
  5. Step 5: Solve for x
    x = 1,044,654,404.52/34,317.60
  6. Step 6: Final answer
    x = 30,440.78

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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.