Home / 32,803.20-49,209.60-10,612.80

Finding the Fourth Proportional to 32,803.20, 49,209.60 and 10,612.80

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Solution

The fourth proportional to 32,803.20, 49,209.60 and 10,612.80 is: 15,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,803.20 : 49,209.60 = 10,612.80 : x
  2. Step 2: Convert to fraction form
    32,803.20/49,209.60 = 10,612.80/x
  3. Step 3: Cross multiply
    32,803.20x = 49,209.60 × 10,612.80
  4. Step 4: Simplify right side
    32,803.20x = 522,251,642.88
  5. Step 5: Solve for x
    x = 522,251,642.88/32,803.20
  6. Step 6: Final answer
    x = 15,920.75

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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.