Home / 16,371.45-22,591.59-9,657.36

Finding the Fourth Proportional to 16,371.45, 22,591.59 and 9,657.36

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Solution

The fourth proportional to 16,371.45, 22,591.59 and 9,657.36 is: 13,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.45 : 22,591.59 = 9,657.36 : x
  2. Step 2: Convert to fraction form
    16,371.45/22,591.59 = 9,657.36/x
  3. Step 3: Cross multiply
    16,371.45x = 22,591.59 × 9,657.36
  4. Step 4: Simplify right side
    16,371.45x = 218,175,117.60
  5. Step 5: Solve for x
    x = 218,175,117.60/16,371.45
  6. Step 6: Final answer
    x = 13,326.56

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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.