Home / 15,181.13-22,778.72-5,818.01

Finding the Fourth Proportional to 15,181.13, 22,778.72 and 5,818.01

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Solution

The fourth proportional to 15,181.13, 22,778.72 and 5,818.01 is: 8,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.13 : 22,778.72 = 5,818.01 : x
  2. Step 2: Convert to fraction form
    15,181.13/22,778.72 = 5,818.01/x
  3. Step 3: Cross multiply
    15,181.13x = 22,778.72 × 5,818.01
  4. Step 4: Simplify right side
    15,181.13x = 132,526,721.40
  5. Step 5: Solve for x
    x = 132,526,721.40/15,181.13
  6. Step 6: Final answer
    x = 8,729.70

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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.