Home / 25,947.88-38,919.98-14,819.69

Finding the Fourth Proportional to 25,947.88, 38,919.98 and 14,819.69

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Solution

The fourth proportional to 25,947.88, 38,919.98 and 14,819.69 is: 22,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.88 : 38,919.98 = 14,819.69 : x
  2. Step 2: Convert to fraction form
    25,947.88/38,919.98 = 14,819.69/x
  3. Step 3: Cross multiply
    25,947.88x = 38,919.98 × 14,819.69
  4. Step 4: Simplify right side
    25,947.88x = 576,782,172.76
  5. Step 5: Solve for x
    x = 576,782,172.76/25,947.88
  6. Step 6: Final answer
    x = 22,228.49

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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.