Home / 21,949.65-32,866.16-11,401.02

Finding the Fourth Proportional to 21,949.65, 32,866.16 and 11,401.02

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Solution

The fourth proportional to 21,949.65, 32,866.16 and 11,401.02 is: 17,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,949.65 : 32,866.16 = 11,401.02 : x
  2. Step 2: Convert to fraction form
    21,949.65/32,866.16 = 11,401.02/x
  3. Step 3: Cross multiply
    21,949.65x = 32,866.16 × 11,401.02
  4. Step 4: Simplify right side
    21,949.65x = 374,707,690.48
  5. Step 5: Solve for x
    x = 374,707,690.48/21,949.65
  6. Step 6: Final answer
    x = 17,071.24

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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.