Home / 14,264-21,404.90-6,869.24

Finding the Fourth Proportional to 14,264, 21,404.90 and 6,869.24

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Solution

The fourth proportional to 14,264, 21,404.90 and 6,869.24 is: 10,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264 : 21,404.90 = 6,869.24 : x
  2. Step 2: Convert to fraction form
    14,264/21,404.90 = 6,869.24/x
  3. Step 3: Cross multiply
    14,264x = 21,404.90 × 6,869.24
  4. Step 4: Simplify right side
    14,264x = 147,035,395.28
  5. Step 5: Solve for x
    x = 147,035,395.28/14,264
  6. Step 6: Final answer
    x = 10,308.15

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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.