Home / 14,389.32-21,584.04-8,229

Finding the Fourth Proportional to 14,389.32, 21,584.04 and 8,229

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Solution

The fourth proportional to 14,389.32, 21,584.04 and 8,229 is: 12,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.32 : 21,584.04 = 8,229 : x
  2. Step 2: Convert to fraction form
    14,389.32/21,584.04 = 8,229/x
  3. Step 3: Cross multiply
    14,389.32x = 21,584.04 × 8,229
  4. Step 4: Simplify right side
    14,389.32x = 177,615,065.16
  5. Step 5: Solve for x
    x = 177,615,065.16/14,389.32
  6. Step 6: Final answer
    x = 12,343.53

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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.