Home / 13,568.76-20,346.46-6,451.02

Finding the Fourth Proportional to 13,568.76, 20,346.46 and 6,451.02

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Solution

The fourth proportional to 13,568.76, 20,346.46 and 6,451.02 is: 9,673.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.76 : 20,346.46 = 6,451.02 : x
  2. Step 2: Convert to fraction form
    13,568.76/20,346.46 = 6,451.02/x
  3. Step 3: Cross multiply
    13,568.76x = 20,346.46 × 6,451.02
  4. Step 4: Simplify right side
    13,568.76x = 131,255,404.26
  5. Step 5: Solve for x
    x = 131,255,404.26/13,568.76
  6. Step 6: Final answer
    x = 9,673.35

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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.