Home / 16,889.30-23,307.39-9,232.79

Finding the Fourth Proportional to 16,889.30, 23,307.39 and 9,232.79

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Solution

The fourth proportional to 16,889.30, 23,307.39 and 9,232.79 is: 12,741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.30 : 23,307.39 = 9,232.79 : x
  2. Step 2: Convert to fraction form
    16,889.30/23,307.39 = 9,232.79/x
  3. Step 3: Cross multiply
    16,889.30x = 23,307.39 × 9,232.79
  4. Step 4: Simplify right side
    16,889.30x = 215,192,120.78
  5. Step 5: Solve for x
    x = 215,192,120.78/16,889.30
  6. Step 6: Final answer
    x = 12,741.33

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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.