Home / 16,480.83-22,721.52-13,637.73

Finding the Fourth Proportional to 16,480.83, 22,721.52 and 13,637.73

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Solution

The fourth proportional to 16,480.83, 22,721.52 and 13,637.73 is: 18,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.83 : 22,721.52 = 13,637.73 : x
  2. Step 2: Convert to fraction form
    16,480.83/22,721.52 = 13,637.73/x
  3. Step 3: Cross multiply
    16,480.83x = 22,721.52 × 13,637.73
  4. Step 4: Simplify right side
    16,480.83x = 309,869,954.95
  5. Step 5: Solve for x
    x = 309,869,954.95/16,480.83
  6. Step 6: Final answer
    x = 18,801.84

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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.