Home / 15,247.17-22,852.53-8,664.30

Finding the Fourth Proportional to 15,247.17, 22,852.53 and 8,664.30

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Solution

The fourth proportional to 15,247.17, 22,852.53 and 8,664.30 is: 12,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.17 : 22,852.53 = 8,664.30 : x
  2. Step 2: Convert to fraction form
    15,247.17/22,852.53 = 8,664.30/x
  3. Step 3: Cross multiply
    15,247.17x = 22,852.53 × 8,664.30
  4. Step 4: Simplify right side
    15,247.17x = 198,001,175.68
  5. Step 5: Solve for x
    x = 198,001,175.68/15,247.17
  6. Step 6: Final answer
    x = 12,986.09

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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.