Home / 22,902.46-31,605.72-14,940.12

Finding the Fourth Proportional to 22,902.46, 31,605.72 and 14,940.12

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Solution

The fourth proportional to 22,902.46, 31,605.72 and 14,940.12 is: 20,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902.46 : 31,605.72 = 14,940.12 : x
  2. Step 2: Convert to fraction form
    22,902.46/31,605.72 = 14,940.12/x
  3. Step 3: Cross multiply
    22,902.46x = 31,605.72 × 14,940.12
  4. Step 4: Simplify right side
    22,902.46x = 472,193,249.49
  5. Step 5: Solve for x
    x = 472,193,249.49/22,902.46
  6. Step 6: Final answer
    x = 20,617.58

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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.