Home / 23,162.49-31,964.39-12,552.13

Finding the Fourth Proportional to 23,162.49, 31,964.39 and 12,552.13

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Solution

The fourth proportional to 23,162.49, 31,964.39 and 12,552.13 is: 17,322.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162.49 : 31,964.39 = 12,552.13 : x
  2. Step 2: Convert to fraction form
    23,162.49/31,964.39 = 12,552.13/x
  3. Step 3: Cross multiply
    23,162.49x = 31,964.39 × 12,552.13
  4. Step 4: Simplify right side
    23,162.49x = 401,221,202.92
  5. Step 5: Solve for x
    x = 401,221,202.92/23,162.49
  6. Step 6: Final answer
    x = 17,322.02

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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.