Home / 17,164.85-25,703.53-8,376.75

Finding the Fourth Proportional to 17,164.85, 25,703.53 and 8,376.75

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Solution

The fourth proportional to 17,164.85, 25,703.53 and 8,376.75 is: 12,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,164.85 : 25,703.53 = 8,376.75 : x
  2. Step 2: Convert to fraction form
    17,164.85/25,703.53 = 8,376.75/x
  3. Step 3: Cross multiply
    17,164.85x = 25,703.53 × 8,376.75
  4. Step 4: Simplify right side
    17,164.85x = 215,312,023.99
  5. Step 5: Solve for x
    x = 215,312,023.99/17,164.85
  6. Step 6: Final answer
    x = 12,543.78

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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.