Home / 12,484.36-17,226.66-7,177.24

Finding the Fourth Proportional to 12,484.36, 17,226.66 and 7,177.24

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Solution

The fourth proportional to 12,484.36, 17,226.66 and 7,177.24 is: 9,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.36 : 17,226.66 = 7,177.24 : x
  2. Step 2: Convert to fraction form
    12,484.36/17,226.66 = 7,177.24/x
  3. Step 3: Cross multiply
    12,484.36x = 17,226.66 × 7,177.24
  4. Step 4: Simplify right side
    12,484.36x = 123,639,873.22
  5. Step 5: Solve for x
    x = 123,639,873.22/12,484.36
  6. Step 6: Final answer
    x = 9,903.58

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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.