Home / 17,209.85-25,817.11-5,364.45

Finding the Fourth Proportional to 17,209.85, 25,817.11 and 5,364.45

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Solution

The fourth proportional to 17,209.85, 25,817.11 and 5,364.45 is: 8,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.85 : 25,817.11 = 5,364.45 : x
  2. Step 2: Convert to fraction form
    17,209.85/25,817.11 = 5,364.45/x
  3. Step 3: Cross multiply
    17,209.85x = 25,817.11 × 5,364.45
  4. Step 4: Simplify right side
    17,209.85x = 138,494,582.33
  5. Step 5: Solve for x
    x = 138,494,582.33/17,209.85
  6. Step 6: Final answer
    x = 8,047.40

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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.