Home / 15,476.88-23,216.46-5,616.21

Finding the Fourth Proportional to 15,476.88, 23,216.46 and 5,616.21

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Solution

The fourth proportional to 15,476.88, 23,216.46 and 5,616.21 is: 8,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.88 : 23,216.46 = 5,616.21 : x
  2. Step 2: Convert to fraction form
    15,476.88/23,216.46 = 5,616.21/x
  3. Step 3: Cross multiply
    15,476.88x = 23,216.46 × 5,616.21
  4. Step 4: Simplify right side
    15,476.88x = 130,388,514.82
  5. Step 5: Solve for x
    x = 130,388,514.82/15,476.88
  6. Step 6: Final answer
    x = 8,424.73

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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.