Home / 13,993.32-19,325.07-12,793.71

Finding the Fourth Proportional to 13,993.32, 19,325.07 and 12,793.71

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Solution

The fourth proportional to 13,993.32, 19,325.07 and 12,793.71 is: 17,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993.32 : 19,325.07 = 12,793.71 : x
  2. Step 2: Convert to fraction form
    13,993.32/19,325.07 = 12,793.71/x
  3. Step 3: Cross multiply
    13,993.32x = 19,325.07 × 12,793.71
  4. Step 4: Simplify right side
    13,993.32x = 247,239,341.31
  5. Step 5: Solve for x
    x = 247,239,341.31/13,993.32
  6. Step 6: Final answer
    x = 17,668.38

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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.