Home / 23,163-31,964.91-12,552.63

Finding the Fourth Proportional to 23,163, 31,964.91 and 12,552.63

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Solution

The fourth proportional to 23,163, 31,964.91 and 12,552.63 is: 17,322.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163 : 31,964.91 = 12,552.63 : x
  2. Step 2: Convert to fraction form
    23,163/31,964.91 = 12,552.63/x
  3. Step 3: Cross multiply
    23,163x = 31,964.91 × 12,552.63
  4. Step 4: Simplify right side
    23,163x = 401,243,688.21
  5. Step 5: Solve for x
    x = 401,243,688.21/23,163
  6. Step 6: Final answer
    x = 17,322.61

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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.