Home / 22,677.88-31,295.16-12,606.34

Finding the Fourth Proportional to 22,677.88, 31,295.16 and 12,606.34

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Solution

The fourth proportional to 22,677.88, 31,295.16 and 12,606.34 is: 17,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.88 : 31,295.16 = 12,606.34 : x
  2. Step 2: Convert to fraction form
    22,677.88/31,295.16 = 12,606.34/x
  3. Step 3: Cross multiply
    22,677.88x = 31,295.16 × 12,606.34
  4. Step 4: Simplify right side
    22,677.88x = 394,517,427.31
  5. Step 5: Solve for x
    x = 394,517,427.31/22,677.88
  6. Step 6: Final answer
    x = 17,396.57

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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.