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Finding the Fourth Proportional to 26,950.52, 40,428.52 and 10,324.46

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Solution

The fourth proportional to 26,950.52, 40,428.52 and 10,324.46 is: 15,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,950.52 : 40,428.52 = 10,324.46 : x
  2. Step 2: Convert to fraction form
    26,950.52/40,428.52 = 10,324.46/x
  3. Step 3: Cross multiply
    26,950.52x = 40,428.52 × 10,324.46
  4. Step 4: Simplify right side
    26,950.52x = 417,402,712.86
  5. Step 5: Solve for x
    x = 417,402,712.86/26,950.52
  6. Step 6: Final answer
    x = 15,487.74

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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.