Home / 48,209.71-66,531.96-30,298.09

Finding the Fourth Proportional to 48,209.71, 66,531.96 and 30,298.09

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Solution

The fourth proportional to 48,209.71, 66,531.96 and 30,298.09 is: 41,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,209.71 : 66,531.96 = 30,298.09 : x
  2. Step 2: Convert to fraction form
    48,209.71/66,531.96 = 30,298.09/x
  3. Step 3: Cross multiply
    48,209.71x = 66,531.96 × 30,298.09
  4. Step 4: Simplify right side
    48,209.71x = 2,015,791,311.96
  5. Step 5: Solve for x
    x = 2,015,791,311.96/48,209.71
  6. Step 6: Final answer
    x = 41,812.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.