Home / 22,061.24-33,091.86-12,822.20

Finding the Fourth Proportional to 22,061.24, 33,091.86 and 12,822.20

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Solution

The fourth proportional to 22,061.24, 33,091.86 and 12,822.20 is: 19,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,061.24 : 33,091.86 = 12,822.20 : x
  2. Step 2: Convert to fraction form
    22,061.24/33,091.86 = 12,822.20/x
  3. Step 3: Cross multiply
    22,061.24x = 33,091.86 × 12,822.20
  4. Step 4: Simplify right side
    22,061.24x = 424,310,447.29
  5. Step 5: Solve for x
    x = 424,310,447.29/22,061.24
  6. Step 6: Final answer
    x = 19,233.30

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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.