Home / 22,357.68-30,856.51-14,422.97

Finding the Fourth Proportional to 22,357.68, 30,856.51 and 14,422.97

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Solution

The fourth proportional to 22,357.68, 30,856.51 and 14,422.97 is: 19,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,357.68 : 30,856.51 = 14,422.97 : x
  2. Step 2: Convert to fraction form
    22,357.68/30,856.51 = 14,422.97/x
  3. Step 3: Cross multiply
    22,357.68x = 30,856.51 × 14,422.97
  4. Step 4: Simplify right side
    22,357.68x = 445,042,518.03
  5. Step 5: Solve for x
    x = 445,042,518.03/22,357.68
  6. Step 6: Final answer
    x = 19,905.58

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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.