Home / 27,622.14-38,115.78-17,009.52

Finding the Fourth Proportional to 27,622.14, 38,115.78 and 17,009.52

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Solution

The fourth proportional to 27,622.14, 38,115.78 and 17,009.52 is: 23,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.14 : 38,115.78 = 17,009.52 : x
  2. Step 2: Convert to fraction form
    27,622.14/38,115.78 = 17,009.52/x
  3. Step 3: Cross multiply
    27,622.14x = 38,115.78 × 17,009.52
  4. Step 4: Simplify right side
    27,622.14x = 648,331,122.23
  5. Step 5: Solve for x
    x = 648,331,122.23/27,622.14
  6. Step 6: Final answer
    x = 23,471.43

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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.