Home / 22,576.71-31,155.51-12,367.66

Finding the Fourth Proportional to 22,576.71, 31,155.51 and 12,367.66

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Solution

The fourth proportional to 22,576.71, 31,155.51 and 12,367.66 is: 17,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.71 : 31,155.51 = 12,367.66 : x
  2. Step 2: Convert to fraction form
    22,576.71/31,155.51 = 12,367.66/x
  3. Step 3: Cross multiply
    22,576.71x = 31,155.51 × 12,367.66
  4. Step 4: Simplify right side
    22,576.71x = 385,320,754.81
  5. Step 5: Solve for x
    x = 385,320,754.81/22,576.71
  6. Step 6: Final answer
    x = 17,067.18

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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.