Home / 22,282.06-30,748.34-13,324.28

Finding the Fourth Proportional to 22,282.06, 30,748.34 and 13,324.28

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Solution

The fourth proportional to 22,282.06, 30,748.34 and 13,324.28 is: 18,386.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.06 : 30,748.34 = 13,324.28 : x
  2. Step 2: Convert to fraction form
    22,282.06/30,748.34 = 13,324.28/x
  3. Step 3: Cross multiply
    22,282.06x = 30,748.34 × 13,324.28
  4. Step 4: Simplify right side
    22,282.06x = 409,699,491.70
  5. Step 5: Solve for x
    x = 409,699,491.70/22,282.06
  6. Step 6: Final answer
    x = 18,386.97

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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.