Home / 13,319.33-19,982.25-4,434.65

Finding the Fourth Proportional to 13,319.33, 19,982.25 and 4,434.65

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Solution

The fourth proportional to 13,319.33, 19,982.25 and 4,434.65 is: 6,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319.33 : 19,982.25 = 4,434.65 : x
  2. Step 2: Convert to fraction form
    13,319.33/19,982.25 = 4,434.65/x
  3. Step 3: Cross multiply
    13,319.33x = 19,982.25 × 4,434.65
  4. Step 4: Simplify right side
    13,319.33x = 88,614,284.96
  5. Step 5: Solve for x
    x = 88,614,284.96/13,319.33
  6. Step 6: Final answer
    x = 6,653.06

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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.