Home / 22,655.16-33,910.92-12,765.06

Finding the Fourth Proportional to 22,655.16, 33,910.92 and 12,765.06

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Solution

The fourth proportional to 22,655.16, 33,910.92 and 12,765.06 is: 19,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.16 : 33,910.92 = 12,765.06 : x
  2. Step 2: Convert to fraction form
    22,655.16/33,910.92 = 12,765.06/x
  3. Step 3: Cross multiply
    22,655.16x = 33,910.92 × 12,765.06
  4. Step 4: Simplify right side
    22,655.16x = 432,874,928.46
  5. Step 5: Solve for x
    x = 432,874,928.46/22,655.16
  6. Step 6: Final answer
    x = 19,107.12

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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.