Home / 22,351.83-30,836.70-14,398.65

Finding the Fourth Proportional to 22,351.83, 30,836.70 and 14,398.65

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Solution

The fourth proportional to 22,351.83, 30,836.70 and 14,398.65 is: 19,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351.83 : 30,836.70 = 14,398.65 : x
  2. Step 2: Convert to fraction form
    22,351.83/30,836.70 = 14,398.65/x
  3. Step 3: Cross multiply
    22,351.83x = 30,836.70 × 14,398.65
  4. Step 4: Simplify right side
    22,351.83x = 444,006,850.46
  5. Step 5: Solve for x
    x = 444,006,850.46/22,351.83
  6. Step 6: Final answer
    x = 19,864.45

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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.