Home / 16,770.27-23,153.12-11,109.84

Finding the Fourth Proportional to 16,770.27, 23,153.12 and 11,109.84

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Solution

The fourth proportional to 16,770.27, 23,153.12 and 11,109.84 is: 15,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.27 : 23,153.12 = 11,109.84 : x
  2. Step 2: Convert to fraction form
    16,770.27/23,153.12 = 11,109.84/x
  3. Step 3: Cross multiply
    16,770.27x = 23,153.12 × 11,109.84
  4. Step 4: Simplify right side
    16,770.27x = 257,227,403.15
  5. Step 5: Solve for x
    x = 257,227,403.15/16,770.27
  6. Step 6: Final answer
    x = 15,338.30

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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.