Home / 27,214.92-37,555.38-15,278.04

Finding the Fourth Proportional to 27,214.92, 37,555.38 and 15,278.04

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Solution

The fourth proportional to 27,214.92, 37,555.38 and 15,278.04 is: 21,083.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.92 : 37,555.38 = 15,278.04 : x
  2. Step 2: Convert to fraction form
    27,214.92/37,555.38 = 15,278.04/x
  3. Step 3: Cross multiply
    27,214.92x = 37,555.38 × 15,278.04
  4. Step 4: Simplify right side
    27,214.92x = 573,772,597.86
  5. Step 5: Solve for x
    x = 573,772,597.86/27,214.92
  6. Step 6: Final answer
    x = 21,083.02

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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.