Home / 19,519.16-29,272.69-7,037.57

Finding the Fourth Proportional to 19,519.16, 29,272.69 and 7,037.57

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Solution

The fourth proportional to 19,519.16, 29,272.69 and 7,037.57 is: 10,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.16 : 29,272.69 = 7,037.57 : x
  2. Step 2: Convert to fraction form
    19,519.16/29,272.69 = 7,037.57/x
  3. Step 3: Cross multiply
    19,519.16x = 29,272.69 × 7,037.57
  4. Step 4: Simplify right side
    19,519.16x = 206,008,686.94
  5. Step 5: Solve for x
    x = 206,008,686.94/19,519.16
  6. Step 6: Final answer
    x = 10,554.18

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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.