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Finding the Fourth Proportional to 26,652, 36,783 and 15,474

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Solution

The fourth proportional to 26,652, 36,783 and 15,474 is: 21,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652 : 36,783 = 15,474 : x
  2. Step 2: Convert to fraction form
    26,652/36,783 = 15,474/x
  3. Step 3: Cross multiply
    26,652x = 36,783 × 15,474
  4. Step 4: Simplify right side
    26,652x = 569,180,142
  5. Step 5: Solve for x
    x = 569,180,142/26,652
  6. Step 6: Final answer
    x = 21,356.00

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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.