Home / 22,942.94-31,647.90-14,431.58

Finding the Fourth Proportional to 22,942.94, 31,647.90 and 14,431.58

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Solution

The fourth proportional to 22,942.94, 31,647.90 and 14,431.58 is: 19,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,942.94 : 31,647.90 = 14,431.58 : x
  2. Step 2: Convert to fraction form
    22,942.94/31,647.90 = 14,431.58/x
  3. Step 3: Cross multiply
    22,942.94x = 31,647.90 × 14,431.58
  4. Step 4: Simplify right side
    22,942.94x = 456,729,200.68
  5. Step 5: Solve for x
    x = 456,729,200.68/22,942.94
  6. Step 6: Final answer
    x = 19,907.18

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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.