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Finding the Fourth Proportional to 19,754.82, 29,633.14 and 10,983.12

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Solution

The fourth proportional to 19,754.82, 29,633.14 and 10,983.12 is: 16,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.82 : 29,633.14 = 10,983.12 : x
  2. Step 2: Convert to fraction form
    19,754.82/29,633.14 = 10,983.12/x
  3. Step 3: Cross multiply
    19,754.82x = 29,633.14 × 10,983.12
  4. Step 4: Simplify right side
    19,754.82x = 325,464,332.60
  5. Step 5: Solve for x
    x = 325,464,332.60/19,754.82
  6. Step 6: Final answer
    x = 16,475.19

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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.