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Finding the Fourth Proportional to 26,562, 39,808.88 and 13,384.88

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Solution

The fourth proportional to 26,562, 39,808.88 and 13,384.88 is: 20,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,562 : 39,808.88 = 13,384.88 : x
  2. Step 2: Convert to fraction form
    26,562/39,808.88 = 13,384.88/x
  3. Step 3: Cross multiply
    26,562x = 39,808.88 × 13,384.88
  4. Step 4: Simplify right side
    26,562x = 532,837,081.73
  5. Step 5: Solve for x
    x = 532,837,081.73/26,562
  6. Step 6: Final answer
    x = 20,060.13

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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.