Home / 22,002.88-30,360.90-12,441.16

Finding the Fourth Proportional to 22,002.88, 30,360.90 and 12,441.16

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Solution

The fourth proportional to 22,002.88, 30,360.90 and 12,441.16 is: 17,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002.88 : 30,360.90 = 12,441.16 : x
  2. Step 2: Convert to fraction form
    22,002.88/30,360.90 = 12,441.16/x
  3. Step 3: Cross multiply
    22,002.88x = 30,360.90 × 12,441.16
  4. Step 4: Simplify right side
    22,002.88x = 377,724,814.64
  5. Step 5: Solve for x
    x = 377,724,814.64/22,002.88
  6. Step 6: Final answer
    x = 17,167.06

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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.