Home / 36,257.13-54,386.33-9,961.70

Finding the Fourth Proportional to 36,257.13, 54,386.33 and 9,961.70

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Solution

The fourth proportional to 36,257.13, 54,386.33 and 9,961.70 is: 14,942.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,257.13 : 54,386.33 = 9,961.70 : x
  2. Step 2: Convert to fraction form
    36,257.13/54,386.33 = 9,961.70/x
  3. Step 3: Cross multiply
    36,257.13x = 54,386.33 × 9,961.70
  4. Step 4: Simplify right side
    36,257.13x = 541,779,981.82
  5. Step 5: Solve for x
    x = 541,779,981.82/36,257.13
  6. Step 6: Final answer
    x = 14,942.72

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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.