Home / 23,161.28-31,964.49-13,092.17

Finding the Fourth Proportional to 23,161.28, 31,964.49 and 13,092.17

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Solution

The fourth proportional to 23,161.28, 31,964.49 and 13,092.17 is: 18,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.28 : 31,964.49 = 13,092.17 : x
  2. Step 2: Convert to fraction form
    23,161.28/31,964.49 = 13,092.17/x
  3. Step 3: Cross multiply
    23,161.28x = 31,964.49 × 13,092.17
  4. Step 4: Simplify right side
    23,161.28x = 418,484,377.22
  5. Step 5: Solve for x
    x = 418,484,377.22/23,161.28
  6. Step 6: Final answer
    x = 18,068.28

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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.