Home / 45,648.95-68,473.40-17,191.26

Finding the Fourth Proportional to 45,648.95, 68,473.40 and 17,191.26

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Solution

The fourth proportional to 45,648.95, 68,473.40 and 17,191.26 is: 25,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,648.95 : 68,473.40 = 17,191.26 : x
  2. Step 2: Convert to fraction form
    45,648.95/68,473.40 = 17,191.26/x
  3. Step 3: Cross multiply
    45,648.95x = 68,473.40 × 17,191.26
  4. Step 4: Simplify right side
    45,648.95x = 1,177,143,936.53
  5. Step 5: Solve for x
    x = 1,177,143,936.53/45,648.95
  6. Step 6: Final answer
    x = 25,786.88

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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.