Home / 16,372.87-22,597.29-9,660.16

Finding the Fourth Proportional to 16,372.87, 22,597.29 and 9,660.16

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Solution

The fourth proportional to 16,372.87, 22,597.29 and 9,660.16 is: 13,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,372.87 : 22,597.29 = 9,660.16 : x
  2. Step 2: Convert to fraction form
    16,372.87/22,597.29 = 9,660.16/x
  3. Step 3: Cross multiply
    16,372.87x = 22,597.29 × 9,660.16
  4. Step 4: Simplify right side
    16,372.87x = 218,293,436.97
  5. Step 5: Solve for x
    x = 218,293,436.97/16,372.87
  6. Step 6: Final answer
    x = 13,332.63

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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.