Home / 21,950.40-32,936.08-10,261.92

Finding the Fourth Proportional to 21,950.40, 32,936.08 and 10,261.92

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Solution

The fourth proportional to 21,950.40, 32,936.08 and 10,261.92 is: 15,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950.40 : 32,936.08 = 10,261.92 : x
  2. Step 2: Convert to fraction form
    21,950.40/32,936.08 = 10,261.92/x
  3. Step 3: Cross multiply
    21,950.40x = 32,936.08 × 10,261.92
  4. Step 4: Simplify right side
    21,950.40x = 337,987,418.07
  5. Step 5: Solve for x
    x = 337,987,418.07/21,950.40
  6. Step 6: Final answer
    x = 15,397.78

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1.5x scale

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.