Home / 25,175.12-34,740.76-13,844.52

Finding the Fourth Proportional to 25,175.12, 34,740.76 and 13,844.52

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Solution

The fourth proportional to 25,175.12, 34,740.76 and 13,844.52 is: 19,104.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.12 : 34,740.76 = 13,844.52 : x
  2. Step 2: Convert to fraction form
    25,175.12/34,740.76 = 13,844.52/x
  3. Step 3: Cross multiply
    25,175.12x = 34,740.76 × 13,844.52
  4. Step 4: Simplify right side
    25,175.12x = 480,969,146.64
  5. Step 5: Solve for x
    x = 480,969,146.64/25,175.12
  6. Step 6: Final answer
    x = 19,104.94

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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.