Home / 15,658.40-23,467.44-6,891.04

Finding the Fourth Proportional to 15,658.40, 23,467.44 and 6,891.04

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Solution

The fourth proportional to 15,658.40, 23,467.44 and 6,891.04 is: 10,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.40 : 23,467.44 = 6,891.04 : x
  2. Step 2: Convert to fraction form
    15,658.40/23,467.44 = 6,891.04/x
  3. Step 3: Cross multiply
    15,658.40x = 23,467.44 × 6,891.04
  4. Step 4: Simplify right side
    15,658.40x = 161,715,067.74
  5. Step 5: Solve for x
    x = 161,715,067.74/15,658.40
  6. Step 6: Final answer
    x = 10,327.69

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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.