Home / 21,891.15-32,836.41-14,853.69

Finding the Fourth Proportional to 21,891.15, 32,836.41 and 14,853.69

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Solution

The fourth proportional to 21,891.15, 32,836.41 and 14,853.69 is: 22,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,891.15 : 32,836.41 = 14,853.69 : x
  2. Step 2: Convert to fraction form
    21,891.15/32,836.41 = 14,853.69/x
  3. Step 3: Cross multiply
    21,891.15x = 32,836.41 × 14,853.69
  4. Step 4: Simplify right side
    21,891.15x = 487,741,854.85
  5. Step 5: Solve for x
    x = 487,741,854.85/21,891.15
  6. Step 6: Final answer
    x = 22,280.32

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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.