Home / 19,651.05-29,476.66-4,859.92

Finding the Fourth Proportional to 19,651.05, 29,476.66 and 4,859.92

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Solution

The fourth proportional to 19,651.05, 29,476.66 and 4,859.92 is: 7,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.05 : 29,476.66 = 4,859.92 : x
  2. Step 2: Convert to fraction form
    19,651.05/29,476.66 = 4,859.92/x
  3. Step 3: Cross multiply
    19,651.05x = 29,476.66 × 4,859.92
  4. Step 4: Simplify right side
    19,651.05x = 143,254,326.18
  5. Step 5: Solve for x
    x = 143,254,326.18/19,651.05
  6. Step 6: Final answer
    x = 7,289.91

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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.