Home / 20,349.82-30,524.43-5,558.71

Finding the Fourth Proportional to 20,349.82, 30,524.43 and 5,558.71

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Solution

The fourth proportional to 20,349.82, 30,524.43 and 5,558.71 is: 8,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,349.82 : 30,524.43 = 5,558.71 : x
  2. Step 2: Convert to fraction form
    20,349.82/30,524.43 = 5,558.71/x
  3. Step 3: Cross multiply
    20,349.82x = 30,524.43 × 5,558.71
  4. Step 4: Simplify right side
    20,349.82x = 169,676,454.29
  5. Step 5: Solve for x
    x = 169,676,454.29/20,349.82
  6. Step 6: Final answer
    x = 8,337.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.