Home / 11,682.71-17,434.66-10,436.12

Finding the Fourth Proportional to 11,682.71, 17,434.66 and 10,436.12

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Solution

The fourth proportional to 11,682.71, 17,434.66 and 10,436.12 is: 15,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.71 : 17,434.66 = 10,436.12 : x
  2. Step 2: Convert to fraction form
    11,682.71/17,434.66 = 10,436.12/x
  3. Step 3: Cross multiply
    11,682.71x = 17,434.66 × 10,436.12
  4. Step 4: Simplify right side
    11,682.71x = 181,950,203.92
  5. Step 5: Solve for x
    x = 181,950,203.92/11,682.71
  6. Step 6: Final answer
    x = 15,574.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.