Home / 22,089.12-30,482.53-12,017.80

Finding the Fourth Proportional to 22,089.12, 30,482.53 and 12,017.80

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Solution

The fourth proportional to 22,089.12, 30,482.53 and 12,017.80 is: 16,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089.12 : 30,482.53 = 12,017.80 : x
  2. Step 2: Convert to fraction form
    22,089.12/30,482.53 = 12,017.80/x
  3. Step 3: Cross multiply
    22,089.12x = 30,482.53 × 12,017.80
  4. Step 4: Simplify right side
    22,089.12x = 366,332,949.03
  5. Step 5: Solve for x
    x = 366,332,949.03/22,089.12
  6. Step 6: Final answer
    x = 16,584.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.