Home / 22,475.18-31,027.41-16,418.62

Finding the Fourth Proportional to 22,475.18, 31,027.41 and 16,418.62

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Solution

The fourth proportional to 22,475.18, 31,027.41 and 16,418.62 is: 22,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475.18 : 31,027.41 = 16,418.62 : x
  2. Step 2: Convert to fraction form
    22,475.18/31,027.41 = 16,418.62/x
  3. Step 3: Cross multiply
    22,475.18x = 31,027.41 × 16,418.62
  4. Step 4: Simplify right side
    22,475.18x = 509,427,382.12
  5. Step 5: Solve for x
    x = 509,427,382.12/22,475.18
  6. Step 6: Final answer
    x = 22,666.22

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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.