Home / 16,162.62-22,307.48-10,115.67

Finding the Fourth Proportional to 16,162.62, 22,307.48 and 10,115.67

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Solution

The fourth proportional to 16,162.62, 22,307.48 and 10,115.67 is: 13,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162.62 : 22,307.48 = 10,115.67 : x
  2. Step 2: Convert to fraction form
    16,162.62/22,307.48 = 10,115.67/x
  3. Step 3: Cross multiply
    16,162.62x = 22,307.48 × 10,115.67
  4. Step 4: Simplify right side
    16,162.62x = 225,654,944.10
  5. Step 5: Solve for x
    x = 225,654,944.10/16,162.62
  6. Step 6: Final answer
    x = 13,961.54

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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.