Home / 16,715.71-23,067.66-9,162.06

Finding the Fourth Proportional to 16,715.71, 23,067.66 and 9,162.06

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Solution

The fourth proportional to 16,715.71, 23,067.66 and 9,162.06 is: 12,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715.71 : 23,067.66 = 9,162.06 : x
  2. Step 2: Convert to fraction form
    16,715.71/23,067.66 = 9,162.06/x
  3. Step 3: Cross multiply
    16,715.71x = 23,067.66 × 9,162.06
  4. Step 4: Simplify right side
    16,715.71x = 211,347,284.98
  5. Step 5: Solve for x
    x = 211,347,284.98/16,715.71
  6. Step 6: Final answer
    x = 12,643.63

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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.