Home / 47,605.56-71,418.35-18,022.74

Finding the Fourth Proportional to 47,605.56, 71,418.35 and 18,022.74

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Solution

The fourth proportional to 47,605.56, 71,418.35 and 18,022.74 is: 27,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,605.56 : 71,418.35 = 18,022.74 : x
  2. Step 2: Convert to fraction form
    47,605.56/71,418.35 = 18,022.74/x
  3. Step 3: Cross multiply
    47,605.56x = 71,418.35 × 18,022.74
  4. Step 4: Simplify right side
    47,605.56x = 1,287,154,353.28
  5. Step 5: Solve for x
    x = 1,287,154,353.28/47,605.56
  6. Step 6: Final answer
    x = 27,037.90

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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.