Home / 18,169.34-25,073.46-10,212.91

Finding the Fourth Proportional to 18,169.34, 25,073.46 and 10,212.91

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Solution

The fourth proportional to 18,169.34, 25,073.46 and 10,212.91 is: 14,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169.34 : 25,073.46 = 10,212.91 : x
  2. Step 2: Convert to fraction form
    18,169.34/25,073.46 = 10,212.91/x
  3. Step 3: Cross multiply
    18,169.34x = 25,073.46 × 10,212.91
  4. Step 4: Simplify right side
    18,169.34x = 256,072,990.37
  5. Step 5: Solve for x
    x = 256,072,990.37/18,169.34
  6. Step 6: Final answer
    x = 14,093.69

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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.