Home / 16,116.96-22,330.88-15,767.04

Finding the Fourth Proportional to 16,116.96, 22,330.88 and 15,767.04

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Solution

The fourth proportional to 16,116.96, 22,330.88 and 15,767.04 is: 21,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.96 : 22,330.88 = 15,767.04 : x
  2. Step 2: Convert to fraction form
    16,116.96/22,330.88 = 15,767.04/x
  3. Step 3: Cross multiply
    16,116.96x = 22,330.88 × 15,767.04
  4. Step 4: Simplify right side
    16,116.96x = 352,091,878.20
  5. Step 5: Solve for x
    x = 352,091,878.20/16,116.96
  6. Step 6: Final answer
    x = 21,846.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.