Home / 32,872.20-49,320.45-10,686.30

Finding the Fourth Proportional to 32,872.20, 49,320.45 and 10,686.30

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Solution

The fourth proportional to 32,872.20, 49,320.45 and 10,686.30 is: 16,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,872.20 : 49,320.45 = 10,686.30 : x
  2. Step 2: Convert to fraction form
    32,872.20/49,320.45 = 10,686.30/x
  3. Step 3: Cross multiply
    32,872.20x = 49,320.45 × 10,686.30
  4. Step 4: Simplify right side
    32,872.20x = 527,053,124.84
  5. Step 5: Solve for x
    x = 527,053,124.84/32,872.20
  6. Step 6: Final answer
    x = 16,033.40

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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.