Home / 22,994.33-31,731.30-12,923.20

Finding the Fourth Proportional to 22,994.33, 31,731.30 and 12,923.20

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Solution

The fourth proportional to 22,994.33, 31,731.30 and 12,923.20 is: 17,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.33 : 31,731.30 = 12,923.20 : x
  2. Step 2: Convert to fraction form
    22,994.33/31,731.30 = 12,923.20/x
  3. Step 3: Cross multiply
    22,994.33x = 31,731.30 × 12,923.20
  4. Step 4: Simplify right side
    22,994.33x = 410,069,936.16
  5. Step 5: Solve for x
    x = 410,069,936.16/22,994.33
  6. Step 6: Final answer
    x = 17,833.52

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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.