Home / 22,233.02-30,679.90-12,160.94

Finding the Fourth Proportional to 22,233.02, 30,679.90 and 12,160.94

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Solution

The fourth proportional to 22,233.02, 30,679.90 and 12,160.94 is: 16,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233.02 : 30,679.90 = 12,160.94 : x
  2. Step 2: Convert to fraction form
    22,233.02/30,679.90 = 12,160.94/x
  3. Step 3: Cross multiply
    22,233.02x = 30,679.90 × 12,160.94
  4. Step 4: Simplify right side
    22,233.02x = 373,096,239.30
  5. Step 5: Solve for x
    x = 373,096,239.30/22,233.02
  6. Step 6: Final answer
    x = 16,781.18

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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.