Home / 22,266.01-30,726.19-13,318.44

Finding the Fourth Proportional to 22,266.01, 30,726.19 and 13,318.44

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Solution

The fourth proportional to 22,266.01, 30,726.19 and 13,318.44 is: 18,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.01 : 30,726.19 = 13,318.44 : x
  2. Step 2: Convert to fraction form
    22,266.01/30,726.19 = 13,318.44/x
  3. Step 3: Cross multiply
    22,266.01x = 30,726.19 × 13,318.44
  4. Step 4: Simplify right side
    22,266.01x = 409,224,917.29
  5. Step 5: Solve for x
    x = 409,224,917.29/22,266.01
  6. Step 6: Final answer
    x = 18,378.91

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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.