Home / 43,269.80-64,904.70-26,648.60

Finding the Fourth Proportional to 43,269.80, 64,904.70 and 26,648.60

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Solution

The fourth proportional to 43,269.80, 64,904.70 and 26,648.60 is: 39,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269.80 : 64,904.70 = 26,648.60 : x
  2. Step 2: Convert to fraction form
    43,269.80/64,904.70 = 26,648.60/x
  3. Step 3: Cross multiply
    43,269.80x = 64,904.70 × 26,648.60
  4. Step 4: Simplify right side
    43,269.80x = 1,729,619,388.42
  5. Step 5: Solve for x
    x = 1,729,619,388.42/43,269.80
  6. Step 6: Final answer
    x = 39,972.90

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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.