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Finding the Fourth Proportional to 17,754.64, 26,606.58 and 13,037.64

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Solution

The fourth proportional to 17,754.64, 26,606.58 and 13,037.64 is: 19,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.64 : 26,606.58 = 13,037.64 : x
  2. Step 2: Convert to fraction form
    17,754.64/26,606.58 = 13,037.64/x
  3. Step 3: Cross multiply
    17,754.64x = 26,606.58 × 13,037.64
  4. Step 4: Simplify right side
    17,754.64x = 346,887,012.67
  5. Step 5: Solve for x
    x = 346,887,012.67/17,754.64
  6. Step 6: Final answer
    x = 19,537.82

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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.