Home / 18,731.34-25,851.84-10,773.42

Finding the Fourth Proportional to 18,731.34, 25,851.84 and 10,773.42

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Solution

The fourth proportional to 18,731.34, 25,851.84 and 10,773.42 is: 14,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,731.34 : 25,851.84 = 10,773.42 : x
  2. Step 2: Convert to fraction form
    18,731.34/25,851.84 = 10,773.42/x
  3. Step 3: Cross multiply
    18,731.34x = 25,851.84 × 10,773.42
  4. Step 4: Simplify right side
    18,731.34x = 278,512,730.09
  5. Step 5: Solve for x
    x = 278,512,730.09/18,731.34
  6. Step 6: Final answer
    x = 14,868.81

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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.