Home / 27,072.37-37,360.33-15,134.42

Finding the Fourth Proportional to 27,072.37, 37,360.33 and 15,134.42

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Solution

The fourth proportional to 27,072.37, 37,360.33 and 15,134.42 is: 20,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.37 : 37,360.33 = 15,134.42 : x
  2. Step 2: Convert to fraction form
    27,072.37/37,360.33 = 15,134.42/x
  3. Step 3: Cross multiply
    27,072.37x = 37,360.33 × 15,134.42
  4. Step 4: Simplify right side
    27,072.37x = 565,426,981.12
  5. Step 5: Solve for x
    x = 565,426,981.12/27,072.37
  6. Step 6: Final answer
    x = 20,885.76

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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.