Home / 22,423.44-30,944.35-12,997.47

Finding the Fourth Proportional to 22,423.44, 30,944.35 and 12,997.47

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Solution

The fourth proportional to 22,423.44, 30,944.35 and 12,997.47 is: 17,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.44 : 30,944.35 = 12,997.47 : x
  2. Step 2: Convert to fraction form
    22,423.44/30,944.35 = 12,997.47/x
  3. Step 3: Cross multiply
    22,423.44x = 30,944.35 × 12,997.47
  4. Step 4: Simplify right side
    22,423.44x = 402,198,195.81
  5. Step 5: Solve for x
    x = 402,198,195.81/22,423.44
  6. Step 6: Final answer
    x = 17,936.51

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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.