Home / 27,673.76-38,190.22-15,098.51

Finding the Fourth Proportional to 27,673.76, 38,190.22 and 15,098.51

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Solution

The fourth proportional to 27,673.76, 38,190.22 and 15,098.51 is: 20,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.76 : 38,190.22 = 15,098.51 : x
  2. Step 2: Convert to fraction form
    27,673.76/38,190.22 = 15,098.51/x
  3. Step 3: Cross multiply
    27,673.76x = 38,190.22 × 15,098.51
  4. Step 4: Simplify right side
    27,673.76x = 576,615,476.30
  5. Step 5: Solve for x
    x = 576,615,476.30/27,673.76
  6. Step 6: Final answer
    x = 20,836.18

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Half scale
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Double scale
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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.