Home / 23,440.11-32,348.13-12,829.75

Finding the Fourth Proportional to 23,440.11, 32,348.13 and 12,829.75

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Solution

The fourth proportional to 23,440.11, 32,348.13 and 12,829.75 is: 17,705.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.11 : 32,348.13 = 12,829.75 : x
  2. Step 2: Convert to fraction form
    23,440.11/32,348.13 = 12,829.75/x
  3. Step 3: Cross multiply
    23,440.11x = 32,348.13 × 12,829.75
  4. Step 4: Simplify right side
    23,440.11x = 415,018,420.87
  5. Step 5: Solve for x
    x = 415,018,420.87/23,440.11
  6. Step 6: Final answer
    x = 17,705.48

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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.