Home / 41,093.88-61,679.34-21,386.40

Finding the Fourth Proportional to 41,093.88, 61,679.34 and 21,386.40

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Solution

The fourth proportional to 41,093.88, 61,679.34 and 21,386.40 is: 32,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,093.88 : 61,679.34 = 21,386.40 : x
  2. Step 2: Convert to fraction form
    41,093.88/61,679.34 = 21,386.40/x
  3. Step 3: Cross multiply
    41,093.88x = 61,679.34 × 21,386.40
  4. Step 4: Simplify right side
    41,093.88x = 1,319,099,036.98
  5. Step 5: Solve for x
    x = 1,319,099,036.98/41,093.88
  6. Step 6: Final answer
    x = 32,099.65

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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.