Home / 16,828.26-23,221.41-9,755.10

Finding the Fourth Proportional to 16,828.26, 23,221.41 and 9,755.10

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Solution

The fourth proportional to 16,828.26, 23,221.41 and 9,755.10 is: 13,461.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.26 : 23,221.41 = 9,755.10 : x
  2. Step 2: Convert to fraction form
    16,828.26/23,221.41 = 9,755.10/x
  3. Step 3: Cross multiply
    16,828.26x = 23,221.41 × 9,755.10
  4. Step 4: Simplify right side
    16,828.26x = 226,527,176.69
  5. Step 5: Solve for x
    x = 226,527,176.69/16,828.26
  6. Step 6: Final answer
    x = 13,461.12

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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.