Home / 17,031.20-25,536.26-7,165.40

Finding the Fourth Proportional to 17,031.20, 25,536.26 and 7,165.40

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Solution

The fourth proportional to 17,031.20, 25,536.26 and 7,165.40 is: 10,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.20 : 25,536.26 = 7,165.40 : x
  2. Step 2: Convert to fraction form
    17,031.20/25,536.26 = 7,165.40/x
  3. Step 3: Cross multiply
    17,031.20x = 25,536.26 × 7,165.40
  4. Step 4: Simplify right side
    17,031.20x = 182,977,517.40
  5. Step 5: Solve for x
    x = 182,977,517.40/17,031.20
  6. Step 6: Final answer
    x = 10,743.67

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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.