Home / 45,518.56-68,275.10-17,049.89

Finding the Fourth Proportional to 45,518.56, 68,275.10 and 17,049.89

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Solution

The fourth proportional to 45,518.56, 68,275.10 and 17,049.89 is: 25,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,518.56 : 68,275.10 = 17,049.89 : x
  2. Step 2: Convert to fraction form
    45,518.56/68,275.10 = 17,049.89/x
  3. Step 3: Cross multiply
    45,518.56x = 68,275.10 × 17,049.89
  4. Step 4: Simplify right side
    45,518.56x = 1,164,083,158.05
  5. Step 5: Solve for x
    x = 1,164,083,158.05/45,518.56
  6. Step 6: Final answer
    x = 25,573.81

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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.