Home / 22,936.62-31,653.36-12,865.08

Finding the Fourth Proportional to 22,936.62, 31,653.36 and 12,865.08

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Solution

The fourth proportional to 22,936.62, 31,653.36 and 12,865.08 is: 17,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,936.62 : 31,653.36 = 12,865.08 : x
  2. Step 2: Convert to fraction form
    22,936.62/31,653.36 = 12,865.08/x
  3. Step 3: Cross multiply
    22,936.62x = 31,653.36 × 12,865.08
  4. Step 4: Simplify right side
    22,936.62x = 407,223,008.67
  5. Step 5: Solve for x
    x = 407,223,008.67/22,936.62
  6. Step 6: Final answer
    x = 17,754.27

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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.