Home / 27,851.50-38,452.53-19,350.88

Finding the Fourth Proportional to 27,851.50, 38,452.53 and 19,350.88

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Solution

The fourth proportional to 27,851.50, 38,452.53 and 19,350.88 is: 26,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.50 : 38,452.53 = 19,350.88 : x
  2. Step 2: Convert to fraction form
    27,851.50/38,452.53 = 19,350.88/x
  3. Step 3: Cross multiply
    27,851.50x = 38,452.53 × 19,350.88
  4. Step 4: Simplify right side
    27,851.50x = 744,090,293.73
  5. Step 5: Solve for x
    x = 744,090,293.73/27,851.50
  6. Step 6: Final answer
    x = 26,716.35

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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.