Home / 59,919.38-89,879.09-20,476.83

Finding the Fourth Proportional to 59,919.38, 89,879.09 and 20,476.83

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Solution

The fourth proportional to 59,919.38, 89,879.09 and 20,476.83 is: 30,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,919.38 : 89,879.09 = 20,476.83 : x
  2. Step 2: Convert to fraction form
    59,919.38/89,879.09 = 20,476.83/x
  3. Step 3: Cross multiply
    59,919.38x = 89,879.09 × 20,476.83
  4. Step 4: Simplify right side
    59,919.38x = 1,840,439,081.15
  5. Step 5: Solve for x
    x = 1,840,439,081.15/59,919.38
  6. Step 6: Final answer
    x = 30,715.26

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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.