Home / 23,387.25-32,275.12-12,777.57

Finding the Fourth Proportional to 23,387.25, 32,275.12 and 12,777.57

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Solution

The fourth proportional to 23,387.25, 32,275.12 and 12,777.57 is: 17,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.25 : 32,275.12 = 12,777.57 : x
  2. Step 2: Convert to fraction form
    23,387.25/32,275.12 = 12,777.57/x
  3. Step 3: Cross multiply
    23,387.25x = 32,275.12 × 12,777.57
  4. Step 4: Simplify right side
    23,387.25x = 412,397,573.11
  5. Step 5: Solve for x
    x = 412,397,573.11/23,387.25
  6. Step 6: Final answer
    x = 17,633.44

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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.