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Finding the Fourth Proportional to 26,566, 36,661.08 and 14,790

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Solution

The fourth proportional to 26,566, 36,661.08 and 14,790 is: 20,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566 : 36,661.08 = 14,790 : x
  2. Step 2: Convert to fraction form
    26,566/36,661.08 = 14,790/x
  3. Step 3: Cross multiply
    26,566x = 36,661.08 × 14,790
  4. Step 4: Simplify right side
    26,566x = 542,217,373.20
  5. Step 5: Solve for x
    x = 542,217,373.20/26,566
  6. Step 6: Final answer
    x = 20,410.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.