Home / 22,426.78-33,640.18-9,264.70

Finding the Fourth Proportional to 22,426.78, 33,640.18 and 9,264.70

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Solution

The fourth proportional to 22,426.78, 33,640.18 and 9,264.70 is: 13,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,426.78 : 33,640.18 = 9,264.70 : x
  2. Step 2: Convert to fraction form
    22,426.78/33,640.18 = 9,264.70/x
  3. Step 3: Cross multiply
    22,426.78x = 33,640.18 × 9,264.70
  4. Step 4: Simplify right side
    22,426.78x = 311,666,175.65
  5. Step 5: Solve for x
    x = 311,666,175.65/22,426.78
  6. Step 6: Final answer
    x = 13,897.05

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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.