Home / 41,156.16-61,724.48-11,576.64

Finding the Fourth Proportional to 41,156.16, 61,724.48 and 11,576.64

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Solution

The fourth proportional to 41,156.16, 61,724.48 and 11,576.64 is: 17,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,156.16 : 61,724.48 = 11,576.64 : x
  2. Step 2: Convert to fraction form
    41,156.16/61,724.48 = 11,576.64/x
  3. Step 3: Cross multiply
    41,156.16x = 61,724.48 × 11,576.64
  4. Step 4: Simplify right side
    41,156.16x = 714,562,084.15
  5. Step 5: Solve for x
    x = 714,562,084.15/41,156.16
  6. Step 6: Final answer
    x = 17,362.21

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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.