Home / 21,547.29-32,351.20-11,024.86

Finding the Fourth Proportional to 21,547.29, 32,351.20 and 11,024.86

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Solution

The fourth proportional to 21,547.29, 32,351.20 and 11,024.86 is: 16,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547.29 : 32,351.20 = 11,024.86 : x
  2. Step 2: Convert to fraction form
    21,547.29/32,351.20 = 11,024.86/x
  3. Step 3: Cross multiply
    21,547.29x = 32,351.20 × 11,024.86
  4. Step 4: Simplify right side
    21,547.29x = 356,667,450.83
  5. Step 5: Solve for x
    x = 356,667,450.83/21,547.29
  6. Step 6: Final answer
    x = 16,552.78

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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.