Home / 33,151.60-49,727.40-19,154.80

Finding the Fourth Proportional to 33,151.60, 49,727.40 and 19,154.80

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Solution

The fourth proportional to 33,151.60, 49,727.40 and 19,154.80 is: 28,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,151.60 : 49,727.40 = 19,154.80 : x
  2. Step 2: Convert to fraction form
    33,151.60/49,727.40 = 19,154.80/x
  3. Step 3: Cross multiply
    33,151.60x = 49,727.40 × 19,154.80
  4. Step 4: Simplify right side
    33,151.60x = 952,518,401.52
  5. Step 5: Solve for x
    x = 952,518,401.52/33,151.60
  6. Step 6: Final answer
    x = 28,732.20

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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.