Home / 16,877.49-23,291.10-9,324

Finding the Fourth Proportional to 16,877.49, 23,291.10 and 9,324

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Solution

The fourth proportional to 16,877.49, 23,291.10 and 9,324 is: 12,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.49 : 23,291.10 = 9,324 : x
  2. Step 2: Convert to fraction form
    16,877.49/23,291.10 = 9,324/x
  3. Step 3: Cross multiply
    16,877.49x = 23,291.10 × 9,324
  4. Step 4: Simplify right side
    16,877.49x = 217,166,216.40
  5. Step 5: Solve for x
    x = 217,166,216.40/16,877.49
  6. Step 6: Final answer
    x = 12,867.21

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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.