Home / 45,578.97-68,376.48-15,586.16

Finding the Fourth Proportional to 45,578.97, 68,376.48 and 15,586.16

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Solution

The fourth proportional to 45,578.97, 68,376.48 and 15,586.16 is: 23,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,578.97 : 68,376.48 = 15,586.16 : x
  2. Step 2: Convert to fraction form
    45,578.97/68,376.48 = 15,586.16/x
  3. Step 3: Cross multiply
    45,578.97x = 68,376.48 × 15,586.16
  4. Step 4: Simplify right side
    45,578.97x = 1,065,726,605.66
  5. Step 5: Solve for x
    x = 1,065,726,605.66/45,578.97
  6. Step 6: Final answer
    x = 23,381.98

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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.