Home / 12,650.76-17,462.97-11,322.16

Finding the Fourth Proportional to 12,650.76, 17,462.97 and 11,322.16

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Solution

The fourth proportional to 12,650.76, 17,462.97 and 11,322.16 is: 15,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650.76 : 17,462.97 = 11,322.16 : x
  2. Step 2: Convert to fraction form
    12,650.76/17,462.97 = 11,322.16/x
  3. Step 3: Cross multiply
    12,650.76x = 17,462.97 × 11,322.16
  4. Step 4: Simplify right side
    12,650.76x = 197,718,496.76
  5. Step 5: Solve for x
    x = 197,718,496.76/12,650.76
  6. Step 6: Final answer
    x = 15,628.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.