Home / 24,987.33-34,468.47-15,422.85

Finding the Fourth Proportional to 24,987.33, 34,468.47 and 15,422.85

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Solution

The fourth proportional to 24,987.33, 34,468.47 and 15,422.85 is: 21,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,987.33 : 34,468.47 = 15,422.85 : x
  2. Step 2: Convert to fraction form
    24,987.33/34,468.47 = 15,422.85/x
  3. Step 3: Cross multiply
    24,987.33x = 34,468.47 × 15,422.85
  4. Step 4: Simplify right side
    24,987.33x = 531,602,042.54
  5. Step 5: Solve for x
    x = 531,602,042.54/24,987.33
  6. Step 6: Final answer
    x = 21,274.86

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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.