Home / 16,877.76-23,291.04-9,324.12

Finding the Fourth Proportional to 16,877.76, 23,291.04 and 9,324.12

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Solution

The fourth proportional to 16,877.76, 23,291.04 and 9,324.12 is: 12,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.76 : 23,291.04 = 9,324.12 : x
  2. Step 2: Convert to fraction form
    16,877.76/23,291.04 = 9,324.12/x
  3. Step 3: Cross multiply
    16,877.76x = 23,291.04 × 9,324.12
  4. Step 4: Simplify right side
    16,877.76x = 217,168,451.88
  5. Step 5: Solve for x
    x = 217,168,451.88/16,877.76
  6. Step 6: Final answer
    x = 12,867.14

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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.