Home / 16,765.11-23,145.99-11,104.71

Finding the Fourth Proportional to 16,765.11, 23,145.99 and 11,104.71

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Solution

The fourth proportional to 16,765.11, 23,145.99 and 11,104.71 is: 15,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.11 : 23,145.99 = 11,104.71 : x
  2. Step 2: Convert to fraction form
    16,765.11/23,145.99 = 11,104.71/x
  3. Step 3: Cross multiply
    16,765.11x = 23,145.99 × 11,104.71
  4. Step 4: Simplify right side
    16,765.11x = 257,029,378.17
  5. Step 5: Solve for x
    x = 257,029,378.17/16,765.11
  6. Step 6: Final answer
    x = 15,331.21

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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.