Home / 22,067.60-33,058.20-13,276.40

Finding the Fourth Proportional to 22,067.60, 33,058.20 and 13,276.40

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Solution

The fourth proportional to 22,067.60, 33,058.20 and 13,276.40 is: 19,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,067.60 : 33,058.20 = 13,276.40 : x
  2. Step 2: Convert to fraction form
    22,067.60/33,058.20 = 13,276.40/x
  3. Step 3: Cross multiply
    22,067.60x = 33,058.20 × 13,276.40
  4. Step 4: Simplify right side
    22,067.60x = 438,893,886.48
  5. Step 5: Solve for x
    x = 438,893,886.48/22,067.60
  6. Step 6: Final answer
    x = 19,888.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.