Home / 18,255.72-25,195.21-10,597.36

Finding the Fourth Proportional to 18,255.72, 25,195.21 and 10,597.36

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Solution

The fourth proportional to 18,255.72, 25,195.21 and 10,597.36 is: 14,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.72 : 25,195.21 = 10,597.36 : x
  2. Step 2: Convert to fraction form
    18,255.72/25,195.21 = 10,597.36/x
  3. Step 3: Cross multiply
    18,255.72x = 25,195.21 × 10,597.36
  4. Step 4: Simplify right side
    18,255.72x = 267,002,710.65
  5. Step 5: Solve for x
    x = 267,002,710.65/18,255.72
  6. Step 6: Final answer
    x = 14,625.70

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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.