Home / 16,939.08-23,367.87-11,276.46

Finding the Fourth Proportional to 16,939.08, 23,367.87 and 11,276.46

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Solution

The fourth proportional to 16,939.08, 23,367.87 and 11,276.46 is: 15,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.08 : 23,367.87 = 11,276.46 : x
  2. Step 2: Convert to fraction form
    16,939.08/23,367.87 = 11,276.46/x
  3. Step 3: Cross multiply
    16,939.08x = 23,367.87 × 11,276.46
  4. Step 4: Simplify right side
    16,939.08x = 263,506,851.34
  5. Step 5: Solve for x
    x = 263,506,851.34/16,939.08
  6. Step 6: Final answer
    x = 15,556.15

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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.