Home / 22,461.69-33,691.32-6,879.36

Finding the Fourth Proportional to 22,461.69, 33,691.32 and 6,879.36

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Solution

The fourth proportional to 22,461.69, 33,691.32 and 6,879.36 is: 10,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,461.69 : 33,691.32 = 6,879.36 : x
  2. Step 2: Convert to fraction form
    22,461.69/33,691.32 = 6,879.36/x
  3. Step 3: Cross multiply
    22,461.69x = 33,691.32 × 6,879.36
  4. Step 4: Simplify right side
    22,461.69x = 231,774,719.16
  5. Step 5: Solve for x
    x = 231,774,719.16/22,461.69
  6. Step 6: Final answer
    x = 10,318.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.