Home / 18,072.72-24,955.92-11,369.52

Finding the Fourth Proportional to 18,072.72, 24,955.92 and 11,369.52

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Solution

The fourth proportional to 18,072.72, 24,955.92 and 11,369.52 is: 15,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.72 : 24,955.92 = 11,369.52 : x
  2. Step 2: Convert to fraction form
    18,072.72/24,955.92 = 11,369.52/x
  3. Step 3: Cross multiply
    18,072.72x = 24,955.92 × 11,369.52
  4. Step 4: Simplify right side
    18,072.72x = 283,736,831.56
  5. Step 5: Solve for x
    x = 283,736,831.56/18,072.72
  6. Step 6: Final answer
    x = 15,699.73

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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.