Home / 14,476.32-21,679.38-10,021.50

Finding the Fourth Proportional to 14,476.32, 21,679.38 and 10,021.50

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Solution

The fourth proportional to 14,476.32, 21,679.38 and 10,021.50 is: 15,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.32 : 21,679.38 = 10,021.50 : x
  2. Step 2: Convert to fraction form
    14,476.32/21,679.38 = 10,021.50/x
  3. Step 3: Cross multiply
    14,476.32x = 21,679.38 × 10,021.50
  4. Step 4: Simplify right side
    14,476.32x = 217,259,906.67
  5. Step 5: Solve for x
    x = 217,259,906.67/14,476.32
  6. Step 6: Final answer
    x = 15,007.95

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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.