Home / 32,665.14-45,077.90-18,517.97

Finding the Fourth Proportional to 32,665.14, 45,077.90 and 18,517.97

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Solution

The fourth proportional to 32,665.14, 45,077.90 and 18,517.97 is: 25,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,665.14 : 45,077.90 = 18,517.97 : x
  2. Step 2: Convert to fraction form
    32,665.14/45,077.90 = 18,517.97/x
  3. Step 3: Cross multiply
    32,665.14x = 45,077.90 × 18,517.97
  4. Step 4: Simplify right side
    32,665.14x = 834,751,219.97
  5. Step 5: Solve for x
    x = 834,751,219.97/32,665.14
  6. Step 6: Final answer
    x = 25,554.80

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1.5x scale

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.