Home / 18,197.75-25,114.10-10,240.52

Finding the Fourth Proportional to 18,197.75, 25,114.10 and 10,240.52

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Solution

The fourth proportional to 18,197.75, 25,114.10 and 10,240.52 is: 14,132.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.75 : 25,114.10 = 10,240.52 : x
  2. Step 2: Convert to fraction form
    18,197.75/25,114.10 = 10,240.52/x
  3. Step 3: Cross multiply
    18,197.75x = 25,114.10 × 10,240.52
  4. Step 4: Simplify right side
    18,197.75x = 257,181,266.56
  5. Step 5: Solve for x
    x = 257,181,266.56/18,197.75
  6. Step 6: Final answer
    x = 14,132.59

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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.