Home / 19,690.92-29,534.16-7,037.94

Finding the Fourth Proportional to 19,690.92, 29,534.16 and 7,037.94

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Solution

The fourth proportional to 19,690.92, 29,534.16 and 7,037.94 is: 10,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.92 : 29,534.16 = 7,037.94 : x
  2. Step 2: Convert to fraction form
    19,690.92/29,534.16 = 7,037.94/x
  3. Step 3: Cross multiply
    19,690.92x = 29,534.16 × 7,037.94
  4. Step 4: Simplify right side
    19,690.92x = 207,859,646.03
  5. Step 5: Solve for x
    x = 207,859,646.03/19,690.92
  6. Step 6: Final answer
    x = 10,556.12

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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.