Home / 23,385.66-32,272.22-12,775.32

Finding the Fourth Proportional to 23,385.66, 32,272.22 and 12,775.32

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Solution

The fourth proportional to 23,385.66, 32,272.22 and 12,775.32 is: 17,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.66 : 32,272.22 = 12,775.32 : x
  2. Step 2: Convert to fraction form
    23,385.66/32,272.22 = 12,775.32/x
  3. Step 3: Cross multiply
    23,385.66x = 32,272.22 × 12,775.32
  4. Step 4: Simplify right side
    23,385.66x = 412,287,937.61
  5. Step 5: Solve for x
    x = 412,287,937.61/23,385.66
  6. Step 6: Final answer
    x = 17,629.95

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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.