Home / 24,686.80-34,067.60-13,508.80

Finding the Fourth Proportional to 24,686.80, 34,067.60 and 13,508.80

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Solution

The fourth proportional to 24,686.80, 34,067.60 and 13,508.80 is: 18,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,686.80 : 34,067.60 = 13,508.80 : x
  2. Step 2: Convert to fraction form
    24,686.80/34,067.60 = 13,508.80/x
  3. Step 3: Cross multiply
    24,686.80x = 34,067.60 × 13,508.80
  4. Step 4: Simplify right side
    24,686.80x = 460,212,394.88
  5. Step 5: Solve for x
    x = 460,212,394.88/24,686.80
  6. Step 6: Final answer
    x = 18,642.04

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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.