Home / 19,448.91-29,166.86-7,599.61

Finding the Fourth Proportional to 19,448.91, 29,166.86 and 7,599.61

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Solution

The fourth proportional to 19,448.91, 29,166.86 and 7,599.61 is: 11,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.91 : 29,166.86 = 7,599.61 : x
  2. Step 2: Convert to fraction form
    19,448.91/29,166.86 = 7,599.61/x
  3. Step 3: Cross multiply
    19,448.91x = 29,166.86 × 7,599.61
  4. Step 4: Simplify right side
    19,448.91x = 221,656,760.92
  5. Step 5: Solve for x
    x = 221,656,760.92/19,448.91
  6. Step 6: Final answer
    x = 11,396.87

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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.