Home / 16,792.56-23,176.80-9,719.64

Finding the Fourth Proportional to 16,792.56, 23,176.80 and 9,719.64

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Solution

The fourth proportional to 16,792.56, 23,176.80 and 9,719.64 is: 13,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,792.56 : 23,176.80 = 9,719.64 : x
  2. Step 2: Convert to fraction form
    16,792.56/23,176.80 = 9,719.64/x
  3. Step 3: Cross multiply
    16,792.56x = 23,176.80 × 9,719.64
  4. Step 4: Simplify right side
    16,792.56x = 225,270,152.35
  5. Step 5: Solve for x
    x = 225,270,152.35/16,792.56
  6. Step 6: Final answer
    x = 13,414.88

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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.