Home / 41,131.98-61,722.64-17,758.40

Finding the Fourth Proportional to 41,131.98, 61,722.64 and 17,758.40

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Solution

The fourth proportional to 41,131.98, 61,722.64 and 17,758.40 is: 26,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.98 : 61,722.64 = 17,758.40 : x
  2. Step 2: Convert to fraction form
    41,131.98/61,722.64 = 17,758.40/x
  3. Step 3: Cross multiply
    41,131.98x = 61,722.64 × 17,758.40
  4. Step 4: Simplify right side
    41,131.98x = 1,096,095,330.18
  5. Step 5: Solve for x
    x = 1,096,095,330.18/41,131.98
  6. Step 6: Final answer
    x = 26,648.25

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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.