Home / 15,340.19-23,002.99-8,764.61

Finding the Fourth Proportional to 15,340.19, 23,002.99 and 8,764.61

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Solution

The fourth proportional to 15,340.19, 23,002.99 and 8,764.61 is: 13,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.19 : 23,002.99 = 8,764.61 : x
  2. Step 2: Convert to fraction form
    15,340.19/23,002.99 = 8,764.61/x
  3. Step 3: Cross multiply
    15,340.19x = 23,002.99 × 8,764.61
  4. Step 4: Simplify right side
    15,340.19x = 201,612,099.26
  5. Step 5: Solve for x
    x = 201,612,099.26/15,340.19
  6. Step 6: Final answer
    x = 13,142.74

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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.