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Finding the Fourth Proportional to 26,441, 36,490.02 and 15,266.60

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Solution

The fourth proportional to 26,441, 36,490.02 and 15,266.60 is: 21,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441 : 36,490.02 = 15,266.60 : x
  2. Step 2: Convert to fraction form
    26,441/36,490.02 = 15,266.60/x
  3. Step 3: Cross multiply
    26,441x = 36,490.02 × 15,266.60
  4. Step 4: Simplify right side
    26,441x = 557,078,539.33
  5. Step 5: Solve for x
    x = 557,078,539.33/26,441
  6. Step 6: Final answer
    x = 21,068.74

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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.