Home / 22,478.46-30,983.67-17,994.30

Finding the Fourth Proportional to 22,478.46, 30,983.67 and 17,994.30

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Solution

The fourth proportional to 22,478.46, 30,983.67 and 17,994.30 is: 24,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.46 : 30,983.67 = 17,994.30 : x
  2. Step 2: Convert to fraction form
    22,478.46/30,983.67 = 17,994.30/x
  3. Step 3: Cross multiply
    22,478.46x = 30,983.67 × 17,994.30
  4. Step 4: Simplify right side
    22,478.46x = 557,529,453.08
  5. Step 5: Solve for x
    x = 557,529,453.08/22,478.46
  6. Step 6: Final answer
    x = 24,802.83

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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.