Home / 23,874.21-32,961.33-15,380.55

Finding the Fourth Proportional to 23,874.21, 32,961.33 and 15,380.55

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Solution

The fourth proportional to 23,874.21, 32,961.33 and 15,380.55 is: 21,234.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,874.21 : 32,961.33 = 15,380.55 : x
  2. Step 2: Convert to fraction form
    23,874.21/32,961.33 = 15,380.55/x
  3. Step 3: Cross multiply
    23,874.21x = 32,961.33 × 15,380.55
  4. Step 4: Simplify right side
    23,874.21x = 506,963,384.13
  5. Step 5: Solve for x
    x = 506,963,384.13/23,874.21
  6. Step 6: Final answer
    x = 21,234.77

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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.