Home / 17,215.60-25,758.18-10,199.38

Finding the Fourth Proportional to 17,215.60, 25,758.18 and 10,199.38

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Solution

The fourth proportional to 17,215.60, 25,758.18 and 10,199.38 is: 15,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.60 : 25,758.18 = 10,199.38 : x
  2. Step 2: Convert to fraction form
    17,215.60/25,758.18 = 10,199.38/x
  3. Step 3: Cross multiply
    17,215.60x = 25,758.18 × 10,199.38
  4. Step 4: Simplify right side
    17,215.60x = 262,717,465.93
  5. Step 5: Solve for x
    x = 262,717,465.93/17,215.60
  6. Step 6: Final answer
    x = 15,260.43

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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.