Home / 18,099.42-27,149.16-4,950.81

Finding the Fourth Proportional to 18,099.42, 27,149.16 and 4,950.81

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Solution

The fourth proportional to 18,099.42, 27,149.16 and 4,950.81 is: 7,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.42 : 27,149.16 = 4,950.81 : x
  2. Step 2: Convert to fraction form
    18,099.42/27,149.16 = 4,950.81/x
  3. Step 3: Cross multiply
    18,099.42x = 27,149.16 × 4,950.81
  4. Step 4: Simplify right side
    18,099.42x = 134,410,332.82
  5. Step 5: Solve for x
    x = 134,410,332.82/18,099.42
  6. Step 6: Final answer
    x = 7,426.22

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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.