Home / 26,964.05-40,430.61-8,238.87

Finding the Fourth Proportional to 26,964.05, 40,430.61 and 8,238.87

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Solution

The fourth proportional to 26,964.05, 40,430.61 and 8,238.87 is: 12,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.05 : 40,430.61 = 8,238.87 : x
  2. Step 2: Convert to fraction form
    26,964.05/40,430.61 = 8,238.87/x
  3. Step 3: Cross multiply
    26,964.05x = 40,430.61 × 8,238.87
  4. Step 4: Simplify right side
    26,964.05x = 333,102,539.81
  5. Step 5: Solve for x
    x = 333,102,539.81/26,964.05
  6. Step 6: Final answer
    x = 12,353.58

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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.