Home / 32,780.36-49,170.30-15,240.44

Finding the Fourth Proportional to 32,780.36, 49,170.30 and 15,240.44

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Solution

The fourth proportional to 32,780.36, 49,170.30 and 15,240.44 is: 22,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,780.36 : 49,170.30 = 15,240.44 : x
  2. Step 2: Convert to fraction form
    32,780.36/49,170.30 = 15,240.44/x
  3. Step 3: Cross multiply
    32,780.36x = 49,170.30 × 15,240.44
  4. Step 4: Simplify right side
    32,780.36x = 749,377,006.93
  5. Step 5: Solve for x
    x = 749,377,006.93/32,780.36
  6. Step 6: Final answer
    x = 22,860.55

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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.