Home / 12,924.37-19,377.85-4,488.70

Finding the Fourth Proportional to 12,924.37, 19,377.85 and 4,488.70

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Solution

The fourth proportional to 12,924.37, 19,377.85 and 4,488.70 is: 6,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.37 : 19,377.85 = 4,488.70 : x
  2. Step 2: Convert to fraction form
    12,924.37/19,377.85 = 4,488.70/x
  3. Step 3: Cross multiply
    12,924.37x = 19,377.85 × 4,488.70
  4. Step 4: Simplify right side
    12,924.37x = 86,981,403.19
  5. Step 5: Solve for x
    x = 86,981,403.19/12,924.37
  6. Step 6: Final answer
    x = 6,730.03

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1.5x scale

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.