Home / 34,914.81-48,183.15-18,998.91

Finding the Fourth Proportional to 34,914.81, 48,183.15 and 18,998.91

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Solution

The fourth proportional to 34,914.81, 48,183.15 and 18,998.91 is: 26,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,914.81 : 48,183.15 = 18,998.91 : x
  2. Step 2: Convert to fraction form
    34,914.81/48,183.15 = 18,998.91/x
  3. Step 3: Cross multiply
    34,914.81x = 48,183.15 × 18,998.91
  4. Step 4: Simplify right side
    34,914.81x = 915,427,330.37
  5. Step 5: Solve for x
    x = 915,427,330.37/34,914.81
  6. Step 6: Final answer
    x = 26,218.88

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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.