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Finding the Fourth Proportional to 17,754.74, 26,606.74 and 13,037.75

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Solution

The fourth proportional to 17,754.74, 26,606.74 and 13,037.75 is: 19,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.74 : 26,606.74 = 13,037.75 : x
  2. Step 2: Convert to fraction form
    17,754.74/26,606.74 = 13,037.75/x
  3. Step 3: Cross multiply
    17,754.74x = 26,606.74 × 13,037.75
  4. Step 4: Simplify right side
    17,754.74x = 346,891,963.95
  5. Step 5: Solve for x
    x = 346,891,963.95/17,754.74
  6. Step 6: Final answer
    x = 19,537.99

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1.5x scale

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.