Home / 22,887.82-31,585.70-16,185.47

Finding the Fourth Proportional to 22,887.82, 31,585.70 and 16,185.47

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Solution

The fourth proportional to 22,887.82, 31,585.70 and 16,185.47 is: 22,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.82 : 31,585.70 = 16,185.47 : x
  2. Step 2: Convert to fraction form
    22,887.82/31,585.70 = 16,185.47/x
  3. Step 3: Cross multiply
    22,887.82x = 31,585.70 × 16,185.47
  4. Step 4: Simplify right side
    22,887.82x = 511,229,318.85
  5. Step 5: Solve for x
    x = 511,229,318.85/22,887.82
  6. Step 6: Final answer
    x = 22,336.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.