Home / 22,252.12-30,707.88-12,043.16

Finding the Fourth Proportional to 22,252.12, 30,707.88 and 12,043.16

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Solution

The fourth proportional to 22,252.12, 30,707.88 and 12,043.16 is: 16,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.12 : 30,707.88 = 12,043.16 : x
  2. Step 2: Convert to fraction form
    22,252.12/30,707.88 = 12,043.16/x
  3. Step 3: Cross multiply
    22,252.12x = 30,707.88 × 12,043.16
  4. Step 4: Simplify right side
    22,252.12x = 369,819,912.10
  5. Step 5: Solve for x
    x = 369,819,912.10/22,252.12
  6. Step 6: Final answer
    x = 16,619.54

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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.