Home / 16,372.34-22,596.78-9,657.56

Finding the Fourth Proportional to 16,372.34, 22,596.78 and 9,657.56

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Solution

The fourth proportional to 16,372.34, 22,596.78 and 9,657.56 is: 13,329.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,372.34 : 22,596.78 = 9,657.56 : x
  2. Step 2: Convert to fraction form
    16,372.34/22,596.78 = 9,657.56/x
  3. Step 3: Cross multiply
    16,372.34x = 22,596.78 × 9,657.56
  4. Step 4: Simplify right side
    16,372.34x = 218,229,758.66
  5. Step 5: Solve for x
    x = 218,229,758.66/16,372.34
  6. Step 6: Final answer
    x = 13,329.17

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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.