Home / 16,864.68-23,279.82-15,093.21

Finding the Fourth Proportional to 16,864.68, 23,279.82 and 15,093.21

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Solution

The fourth proportional to 16,864.68, 23,279.82 and 15,093.21 is: 20,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.68 : 23,279.82 = 15,093.21 : x
  2. Step 2: Convert to fraction form
    16,864.68/23,279.82 = 15,093.21/x
  3. Step 3: Cross multiply
    16,864.68x = 23,279.82 × 15,093.21
  4. Step 4: Simplify right side
    16,864.68x = 351,367,212.02
  5. Step 5: Solve for x
    x = 351,367,212.02/16,864.68
  6. Step 6: Final answer
    x = 20,834.50

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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.