Home / 15,112.41-20,849.49-9,367.27

Finding the Fourth Proportional to 15,112.41, 20,849.49 and 9,367.27

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Solution

The fourth proportional to 15,112.41, 20,849.49 and 9,367.27 is: 12,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.41 : 20,849.49 = 9,367.27 : x
  2. Step 2: Convert to fraction form
    15,112.41/20,849.49 = 9,367.27/x
  3. Step 3: Cross multiply
    15,112.41x = 20,849.49 × 9,367.27
  4. Step 4: Simplify right side
    15,112.41x = 195,302,802.19
  5. Step 5: Solve for x
    x = 195,302,802.19/15,112.41
  6. Step 6: Final answer
    x = 12,923.34

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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.