Home / 45,100.96-67,668.72-17,019.04

Finding the Fourth Proportional to 45,100.96, 67,668.72 and 17,019.04

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Solution

The fourth proportional to 45,100.96, 67,668.72 and 17,019.04 is: 25,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,100.96 : 67,668.72 = 17,019.04 : x
  2. Step 2: Convert to fraction form
    45,100.96/67,668.72 = 17,019.04/x
  3. Step 3: Cross multiply
    45,100.96x = 67,668.72 × 17,019.04
  4. Step 4: Simplify right side
    45,100.96x = 1,151,656,652.43
  5. Step 5: Solve for x
    x = 1,151,656,652.43/45,100.96
  6. Step 6: Final answer
    x = 25,535.08

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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.