Home / 14,488.87-19,993.94-8,898.79

Finding the Fourth Proportional to 14,488.87, 19,993.94 and 8,898.79

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Solution

The fourth proportional to 14,488.87, 19,993.94 and 8,898.79 is: 12,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.87 : 19,993.94 = 8,898.79 : x
  2. Step 2: Convert to fraction form
    14,488.87/19,993.94 = 8,898.79/x
  3. Step 3: Cross multiply
    14,488.87x = 19,993.94 × 8,898.79
  4. Step 4: Simplify right side
    14,488.87x = 177,921,773.36
  5. Step 5: Solve for x
    x = 177,921,773.36/14,488.87
  6. Step 6: Final answer
    x = 12,279.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.