Home / 11,323.21-16,908.56-9,247.33

Finding the Fourth Proportional to 11,323.21, 16,908.56 and 9,247.33

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Solution

The fourth proportional to 11,323.21, 16,908.56 and 9,247.33 is: 13,808.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.21 : 16,908.56 = 9,247.33 : x
  2. Step 2: Convert to fraction form
    11,323.21/16,908.56 = 9,247.33/x
  3. Step 3: Cross multiply
    11,323.21x = 16,908.56 × 9,247.33
  4. Step 4: Simplify right side
    11,323.21x = 156,359,029.36
  5. Step 5: Solve for x
    x = 156,359,029.36/11,323.21
  6. Step 6: Final answer
    x = 13,808.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.