Home / 13,565.26-20,348.16-6,164.56

Finding the Fourth Proportional to 13,565.26, 20,348.16 and 6,164.56

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Solution

The fourth proportional to 13,565.26, 20,348.16 and 6,164.56 is: 9,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565.26 : 20,348.16 = 6,164.56 : x
  2. Step 2: Convert to fraction form
    13,565.26/20,348.16 = 6,164.56/x
  3. Step 3: Cross multiply
    13,565.26x = 20,348.16 × 6,164.56
  4. Step 4: Simplify right side
    13,565.26x = 125,437,453.21
  5. Step 5: Solve for x
    x = 125,437,453.21/13,565.26
  6. Step 6: Final answer
    x = 9,246.96

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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.