Home / 30,771.29-46,152.83-8,582.81

Finding the Fourth Proportional to 30,771.29, 46,152.83 and 8,582.81

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Solution

The fourth proportional to 30,771.29, 46,152.83 and 8,582.81 is: 12,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771.29 : 46,152.83 = 8,582.81 : x
  2. Step 2: Convert to fraction form
    30,771.29/46,152.83 = 8,582.81/x
  3. Step 3: Cross multiply
    30,771.29x = 46,152.83 × 8,582.81
  4. Step 4: Simplify right side
    30,771.29x = 396,120,697.17
  5. Step 5: Solve for x
    x = 396,120,697.17/30,771.29
  6. Step 6: Final answer
    x = 12,873.06

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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.