Home / 34,379.09-51,568.68-9,419.35

Finding the Fourth Proportional to 34,379.09, 51,568.68 and 9,419.35

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Solution

The fourth proportional to 34,379.09, 51,568.68 and 9,419.35 is: 14,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,379.09 : 51,568.68 = 9,419.35 : x
  2. Step 2: Convert to fraction form
    34,379.09/51,568.68 = 9,419.35/x
  3. Step 3: Cross multiply
    34,379.09x = 51,568.68 × 9,419.35
  4. Step 4: Simplify right side
    34,379.09x = 485,743,445.96
  5. Step 5: Solve for x
    x = 485,743,445.96/34,379.09
  6. Step 6: Final answer
    x = 14,129.04

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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.