Home / 22,133.14-30,543.33-12,061.68

Finding the Fourth Proportional to 22,133.14, 30,543.33 and 12,061.68

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Solution

The fourth proportional to 22,133.14, 30,543.33 and 12,061.68 is: 16,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.14 : 30,543.33 = 12,061.68 : x
  2. Step 2: Convert to fraction form
    22,133.14/30,543.33 = 12,061.68/x
  3. Step 3: Cross multiply
    22,133.14x = 30,543.33 × 12,061.68
  4. Step 4: Simplify right side
    22,133.14x = 368,403,872.59
  5. Step 5: Solve for x
    x = 368,403,872.59/22,133.14
  6. Step 6: Final answer
    x = 16,644.90

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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.