Home / 15,442.43-23,163.47-3,755.66

Finding the Fourth Proportional to 15,442.43, 23,163.47 and 3,755.66

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Solution

The fourth proportional to 15,442.43, 23,163.47 and 3,755.66 is: 5,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.43 : 23,163.47 = 3,755.66 : x
  2. Step 2: Convert to fraction form
    15,442.43/23,163.47 = 3,755.66/x
  3. Step 3: Cross multiply
    15,442.43x = 23,163.47 × 3,755.66
  4. Step 4: Simplify right side
    15,442.43x = 86,994,069.22
  5. Step 5: Solve for x
    x = 86,994,069.22/15,442.43
  6. Step 6: Final answer
    x = 5,633.45

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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.