Home / 27,109.72-37,414.98-15,177.64

Finding the Fourth Proportional to 27,109.72, 37,414.98 and 15,177.64

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Solution

The fourth proportional to 27,109.72, 37,414.98 and 15,177.64 is: 20,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.72 : 37,414.98 = 15,177.64 : x
  2. Step 2: Convert to fraction form
    27,109.72/37,414.98 = 15,177.64/x
  3. Step 3: Cross multiply
    27,109.72x = 37,414.98 × 15,177.64
  4. Step 4: Simplify right side
    27,109.72x = 567,871,097.05
  5. Step 5: Solve for x
    x = 567,871,097.05/27,109.72
  6. Step 6: Final answer
    x = 20,947.14

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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.