Home / 27,073.28-37,360.48-15,137.72

Finding the Fourth Proportional to 27,073.28, 37,360.48 and 15,137.72

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Solution

The fourth proportional to 27,073.28, 37,360.48 and 15,137.72 is: 20,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,073.28 : 37,360.48 = 15,137.72 : x
  2. Step 2: Convert to fraction form
    27,073.28/37,360.48 = 15,137.72/x
  3. Step 3: Cross multiply
    27,073.28x = 37,360.48 × 15,137.72
  4. Step 4: Simplify right side
    27,073.28x = 565,552,485.31
  5. Step 5: Solve for x
    x = 565,552,485.31/27,073.28
  6. Step 6: Final answer
    x = 20,889.69

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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.