Home / 43,135.20-64,664.33-16,833.83

Finding the Fourth Proportional to 43,135.20, 64,664.33 and 16,833.83

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Solution

The fourth proportional to 43,135.20, 64,664.33 and 16,833.83 is: 25,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135.20 : 64,664.33 = 16,833.83 : x
  2. Step 2: Convert to fraction form
    43,135.20/64,664.33 = 16,833.83/x
  3. Step 3: Cross multiply
    43,135.20x = 64,664.33 × 16,833.83
  4. Step 4: Simplify right side
    43,135.20x = 1,088,547,930.79
  5. Step 5: Solve for x
    x = 1,088,547,930.79/43,135.20
  6. Step 6: Final answer
    x = 25,235.72

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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.