Home / 15,172.48-22,758.45-5,809.96

Finding the Fourth Proportional to 15,172.48, 22,758.45 and 5,809.96

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Solution

The fourth proportional to 15,172.48, 22,758.45 and 5,809.96 is: 8,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172.48 : 22,758.45 = 5,809.96 : x
  2. Step 2: Convert to fraction form
    15,172.48/22,758.45 = 5,809.96/x
  3. Step 3: Cross multiply
    15,172.48x = 22,758.45 × 5,809.96
  4. Step 4: Simplify right side
    15,172.48x = 132,225,684.16
  5. Step 5: Solve for x
    x = 132,225,684.16/15,172.48
  6. Step 6: Final answer
    x = 8,714.84

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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.