Home / 16,707.78-23,056.46-9,154.04

Finding the Fourth Proportional to 16,707.78, 23,056.46 and 9,154.04

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Solution

The fourth proportional to 16,707.78, 23,056.46 and 9,154.04 is: 12,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.78 : 23,056.46 = 9,154.04 : x
  2. Step 2: Convert to fraction form
    16,707.78/23,056.46 = 9,154.04/x
  3. Step 3: Cross multiply
    16,707.78x = 23,056.46 × 9,154.04
  4. Step 4: Simplify right side
    16,707.78x = 211,059,757.10
  5. Step 5: Solve for x
    x = 211,059,757.10/16,707.78
  6. Step 6: Final answer
    x = 12,632.42

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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.