Home / 51,572.22-71,165.96-30,348.60

Finding the Fourth Proportional to 51,572.22, 71,165.96 and 30,348.60

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Solution

The fourth proportional to 51,572.22, 71,165.96 and 30,348.60 is: 41,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,572.22 : 71,165.96 = 30,348.60 : x
  2. Step 2: Convert to fraction form
    51,572.22/71,165.96 = 30,348.60/x
  3. Step 3: Cross multiply
    51,572.22x = 71,165.96 × 30,348.60
  4. Step 4: Simplify right side
    51,572.22x = 2,159,787,253.66
  5. Step 5: Solve for x
    x = 2,159,787,253.66/51,572.22
  6. Step 6: Final answer
    x = 41,878.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.