Home / 16,867.68-23,283.96-15,096.21

Finding the Fourth Proportional to 16,867.68, 23,283.96 and 15,096.21

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Solution

The fourth proportional to 16,867.68, 23,283.96 and 15,096.21 is: 20,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.68 : 23,283.96 = 15,096.21 : x
  2. Step 2: Convert to fraction form
    16,867.68/23,283.96 = 15,096.21/x
  3. Step 3: Cross multiply
    16,867.68x = 23,283.96 × 15,096.21
  4. Step 4: Simplify right side
    16,867.68x = 351,499,549.79
  5. Step 5: Solve for x
    x = 351,499,549.79/16,867.68
  6. Step 6: Final answer
    x = 20,838.64

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Double scale
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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.