Home / 17,211.42-25,751.88-10,195.20

Finding the Fourth Proportional to 17,211.42, 25,751.88 and 10,195.20

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Solution

The fourth proportional to 17,211.42, 25,751.88 and 10,195.20 is: 15,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211.42 : 25,751.88 = 10,195.20 : x
  2. Step 2: Convert to fraction form
    17,211.42/25,751.88 = 10,195.20/x
  3. Step 3: Cross multiply
    17,211.42x = 25,751.88 × 10,195.20
  4. Step 4: Simplify right side
    17,211.42x = 262,545,566.98
  5. Step 5: Solve for x
    x = 262,545,566.98/17,211.42
  6. Step 6: Final answer
    x = 15,254.15

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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.