Home / 16,207.72-22,372.20-9,495.50

Finding the Fourth Proportional to 16,207.72, 22,372.20 and 9,495.50

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Solution

The fourth proportional to 16,207.72, 22,372.20 and 9,495.50 is: 13,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.72 : 22,372.20 = 9,495.50 : x
  2. Step 2: Convert to fraction form
    16,207.72/22,372.20 = 9,495.50/x
  3. Step 3: Cross multiply
    16,207.72x = 22,372.20 × 9,495.50
  4. Step 4: Simplify right side
    16,207.72x = 212,435,113.24
  5. Step 5: Solve for x
    x = 212,435,113.24/16,207.72
  6. Step 6: Final answer
    x = 13,107.03

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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.