Home / 22,266.79-30,727.03-12,193.28

Finding the Fourth Proportional to 22,266.79, 30,727.03 and 12,193.28

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Solution

The fourth proportional to 22,266.79, 30,727.03 and 12,193.28 is: 16,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.79 : 30,727.03 = 12,193.28 : x
  2. Step 2: Convert to fraction form
    22,266.79/30,727.03 = 12,193.28/x
  3. Step 3: Cross multiply
    22,266.79x = 30,727.03 × 12,193.28
  4. Step 4: Simplify right side
    22,266.79x = 374,663,458.61
  5. Step 5: Solve for x
    x = 374,663,458.61/22,266.79
  6. Step 6: Final answer
    x = 16,826.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.