Home / 36,919.68-55,373.52-10,618.44

Finding the Fourth Proportional to 36,919.68, 55,373.52 and 10,618.44

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Solution

The fourth proportional to 36,919.68, 55,373.52 and 10,618.44 is: 15,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.68 : 55,373.52 = 10,618.44 : x
  2. Step 2: Convert to fraction form
    36,919.68/55,373.52 = 10,618.44/x
  3. Step 3: Cross multiply
    36,919.68x = 55,373.52 × 10,618.44
  4. Step 4: Simplify right side
    36,919.68x = 587,980,399.71
  5. Step 5: Solve for x
    x = 587,980,399.71/36,919.68
  6. Step 6: Final answer
    x = 15,925.93

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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.