Home / 21,948.82-32,846.68-17,953.90

Finding the Fourth Proportional to 21,948.82, 32,846.68 and 17,953.90

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Solution

The fourth proportional to 21,948.82, 32,846.68 and 17,953.90 is: 26,868.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948.82 : 32,846.68 = 17,953.90 : x
  2. Step 2: Convert to fraction form
    21,948.82/32,846.68 = 17,953.90/x
  3. Step 3: Cross multiply
    21,948.82x = 32,846.68 × 17,953.90
  4. Step 4: Simplify right side
    21,948.82x = 589,726,008.05
  5. Step 5: Solve for x
    x = 589,726,008.05/21,948.82
  6. Step 6: Final answer
    x = 26,868.23

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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.