Home / 34,387.56-51,581.42-9,427.97

Finding the Fourth Proportional to 34,387.56, 51,581.42 and 9,427.97

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Solution

The fourth proportional to 34,387.56, 51,581.42 and 9,427.97 is: 14,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.56 : 51,581.42 = 9,427.97 : x
  2. Step 2: Convert to fraction form
    34,387.56/51,581.42 = 9,427.97/x
  3. Step 3: Cross multiply
    34,387.56x = 51,581.42 × 9,427.97
  4. Step 4: Simplify right side
    34,387.56x = 486,308,080.32
  5. Step 5: Solve for x
    x = 486,308,080.32/34,387.56
  6. Step 6: Final answer
    x = 14,141.98

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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.