Home / 23,411.91-35,121.36-8,619.69

Finding the Fourth Proportional to 23,411.91, 35,121.36 and 8,619.69

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Solution

The fourth proportional to 23,411.91, 35,121.36 and 8,619.69 is: 12,930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411.91 : 35,121.36 = 8,619.69 : x
  2. Step 2: Convert to fraction form
    23,411.91/35,121.36 = 8,619.69/x
  3. Step 3: Cross multiply
    23,411.91x = 35,121.36 × 8,619.69
  4. Step 4: Simplify right side
    23,411.91x = 302,735,235.58
  5. Step 5: Solve for x
    x = 302,735,235.58/23,411.91
  6. Step 6: Final answer
    x = 12,930.82

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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.