Home / 16,832.72-23,228.11-9,279.11

Finding the Fourth Proportional to 16,832.72, 23,228.11 and 9,279.11

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Solution

The fourth proportional to 16,832.72, 23,228.11 and 9,279.11 is: 12,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.72 : 23,228.11 = 9,279.11 : x
  2. Step 2: Convert to fraction form
    16,832.72/23,228.11 = 9,279.11/x
  3. Step 3: Cross multiply
    16,832.72x = 23,228.11 × 9,279.11
  4. Step 4: Simplify right side
    16,832.72x = 215,536,205.26
  5. Step 5: Solve for x
    x = 215,536,205.26/16,832.72
  6. Step 6: Final answer
    x = 12,804.60

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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.