Home / 19,377.01-29,065.38-12,801.61

Finding the Fourth Proportional to 19,377.01, 29,065.38 and 12,801.61

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Solution

The fourth proportional to 19,377.01, 29,065.38 and 12,801.61 is: 19,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.01 : 29,065.38 = 12,801.61 : x
  2. Step 2: Convert to fraction form
    19,377.01/29,065.38 = 12,801.61/x
  3. Step 3: Cross multiply
    19,377.01x = 29,065.38 × 12,801.61
  4. Step 4: Simplify right side
    19,377.01x = 372,083,659.26
  5. Step 5: Solve for x
    x = 372,083,659.26/19,377.01
  6. Step 6: Final answer
    x = 19,202.33

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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.