Home / 16,877.40-23,290.68-9,324.22

Finding the Fourth Proportional to 16,877.40, 23,290.68 and 9,324.22

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Solution

The fourth proportional to 16,877.40, 23,290.68 and 9,324.22 is: 12,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.40 : 23,290.68 = 9,324.22 : x
  2. Step 2: Convert to fraction form
    16,877.40/23,290.68 = 9,324.22/x
  3. Step 3: Cross multiply
    16,877.40x = 23,290.68 × 9,324.22
  4. Step 4: Simplify right side
    16,877.40x = 217,167,424.27
  5. Step 5: Solve for x
    x = 217,167,424.27/16,877.40
  6. Step 6: Final answer
    x = 12,867.35

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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.