Home / 17,012.28-25,518.06-9,117.48

Finding the Fourth Proportional to 17,012.28, 25,518.06 and 9,117.48

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Solution

The fourth proportional to 17,012.28, 25,518.06 and 9,117.48 is: 13,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.28 : 25,518.06 = 9,117.48 : x
  2. Step 2: Convert to fraction form
    17,012.28/25,518.06 = 9,117.48/x
  3. Step 3: Cross multiply
    17,012.28x = 25,518.06 × 9,117.48
  4. Step 4: Simplify right side
    17,012.28x = 232,660,401.69
  5. Step 5: Solve for x
    x = 232,660,401.69/17,012.28
  6. Step 6: Final answer
    x = 13,676.03

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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.