Home / 22,204.32-30,641.05-12,133.11

Finding the Fourth Proportional to 22,204.32, 30,641.05 and 12,133.11

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Solution

The fourth proportional to 22,204.32, 30,641.05 and 12,133.11 is: 16,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.32 : 30,641.05 = 12,133.11 : x
  2. Step 2: Convert to fraction form
    22,204.32/30,641.05 = 12,133.11/x
  3. Step 3: Cross multiply
    22,204.32x = 30,641.05 × 12,133.11
  4. Step 4: Simplify right side
    22,204.32x = 371,771,230.17
  5. Step 5: Solve for x
    x = 371,771,230.17/22,204.32
  6. Step 6: Final answer
    x = 16,743.19

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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.