Home / 43,270.20-64,905.30-26,576.10

Finding the Fourth Proportional to 43,270.20, 64,905.30 and 26,576.10

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Solution

The fourth proportional to 43,270.20, 64,905.30 and 26,576.10 is: 39,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,270.20 : 64,905.30 = 26,576.10 : x
  2. Step 2: Convert to fraction form
    43,270.20/64,905.30 = 26,576.10/x
  3. Step 3: Cross multiply
    43,270.20x = 64,905.30 × 26,576.10
  4. Step 4: Simplify right side
    43,270.20x = 1,724,929,743.33
  5. Step 5: Solve for x
    x = 1,724,929,743.33/43,270.20
  6. Step 6: Final answer
    x = 39,864.15

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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.