Home / 45,475.29-68,196.31-17,381.45

Finding the Fourth Proportional to 45,475.29, 68,196.31 and 17,381.45

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Solution

The fourth proportional to 45,475.29, 68,196.31 and 17,381.45 is: 26,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,475.29 : 68,196.31 = 17,381.45 : x
  2. Step 2: Convert to fraction form
    45,475.29/68,196.31 = 17,381.45/x
  3. Step 3: Cross multiply
    45,475.29x = 68,196.31 × 17,381.45
  4. Step 4: Simplify right side
    45,475.29x = 1,185,350,879.49
  5. Step 5: Solve for x
    x = 1,185,350,879.49/45,475.29
  6. Step 6: Final answer
    x = 26,065.82

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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.