Home / 19,625.40-29,438.07-4,834.59

Finding the Fourth Proportional to 19,625.40, 29,438.07 and 4,834.59

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Solution

The fourth proportional to 19,625.40, 29,438.07 and 4,834.59 is: 7,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.40 : 29,438.07 = 4,834.59 : x
  2. Step 2: Convert to fraction form
    19,625.40/29,438.07 = 4,834.59/x
  3. Step 3: Cross multiply
    19,625.40x = 29,438.07 × 4,834.59
  4. Step 4: Simplify right side
    19,625.40x = 142,320,998.84
  5. Step 5: Solve for x
    x = 142,320,998.84/19,625.40
  6. Step 6: Final answer
    x = 7,251.88

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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.