Home / 16,148.32-24,183.60-9,201.76

Finding the Fourth Proportional to 16,148.32, 24,183.60 and 9,201.76

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Solution

The fourth proportional to 16,148.32, 24,183.60 and 9,201.76 is: 13,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,148.32 : 24,183.60 = 9,201.76 : x
  2. Step 2: Convert to fraction form
    16,148.32/24,183.60 = 9,201.76/x
  3. Step 3: Cross multiply
    16,148.32x = 24,183.60 × 9,201.76
  4. Step 4: Simplify right side
    16,148.32x = 222,531,683.14
  5. Step 5: Solve for x
    x = 222,531,683.14/16,148.32
  6. Step 6: Final answer
    x = 13,780.49

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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.