Home / 22,479.19-33,719.40-6,896.81

Finding the Fourth Proportional to 22,479.19, 33,719.40 and 6,896.81

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Solution

The fourth proportional to 22,479.19, 33,719.40 and 6,896.81 is: 10,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.19 : 33,719.40 = 6,896.81 : x
  2. Step 2: Convert to fraction form
    22,479.19/33,719.40 = 6,896.81/x
  3. Step 3: Cross multiply
    22,479.19x = 33,719.40 × 6,896.81
  4. Step 4: Simplify right side
    22,479.19x = 232,556,379.41
  5. Step 5: Solve for x
    x = 232,556,379.41/22,479.19
  6. Step 6: Final answer
    x = 10,345.41

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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.