Home / 18,112.32-24,997.41-10,558.80

Finding the Fourth Proportional to 18,112.32, 24,997.41 and 10,558.80

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Solution

The fourth proportional to 18,112.32, 24,997.41 and 10,558.80 is: 14,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.32 : 24,997.41 = 10,558.80 : x
  2. Step 2: Convert to fraction form
    18,112.32/24,997.41 = 10,558.80/x
  3. Step 3: Cross multiply
    18,112.32x = 24,997.41 × 10,558.80
  4. Step 4: Simplify right side
    18,112.32x = 263,942,652.71
  5. Step 5: Solve for x
    x = 263,942,652.71/18,112.32
  6. Step 6: Final answer
    x = 14,572.55

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Double scale
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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.