Home / 49,807.20-74,732.89-26,109.09

Finding the Fourth Proportional to 49,807.20, 74,732.89 and 26,109.09

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Solution

The fourth proportional to 49,807.20, 74,732.89 and 26,109.09 is: 39,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,807.20 : 74,732.89 = 26,109.09 : x
  2. Step 2: Convert to fraction form
    49,807.20/74,732.89 = 26,109.09/x
  3. Step 3: Cross multiply
    49,807.20x = 74,732.89 × 26,109.09
  4. Step 4: Simplify right side
    49,807.20x = 1,951,207,871.41
  5. Step 5: Solve for x
    x = 1,951,207,871.41/49,807.20
  6. Step 6: Final answer
    x = 39,175.21

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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.