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Finding the Fourth Proportional to 26,562, 39,816.24 and 16,708.32

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Solution

The fourth proportional to 26,562, 39,816.24 and 16,708.32 is: 25,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,562 : 39,816.24 = 16,708.32 : x
  2. Step 2: Convert to fraction form
    26,562/39,816.24 = 16,708.32/x
  3. Step 3: Cross multiply
    26,562x = 39,816.24 × 16,708.32
  4. Step 4: Simplify right side
    26,562x = 665,262,479.12
  5. Step 5: Solve for x
    x = 665,262,479.12/26,562
  6. Step 6: Final answer
    x = 25,045.65

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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.