Home / 16,910.20-25,365.12-5,223.52

Finding the Fourth Proportional to 16,910.20, 25,365.12 and 5,223.52

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Solution

The fourth proportional to 16,910.20, 25,365.12 and 5,223.52 is: 7,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.20 : 25,365.12 = 5,223.52 : x
  2. Step 2: Convert to fraction form
    16,910.20/25,365.12 = 5,223.52/x
  3. Step 3: Cross multiply
    16,910.20x = 25,365.12 × 5,223.52
  4. Step 4: Simplify right side
    16,910.20x = 132,495,211.62
  5. Step 5: Solve for x
    x = 132,495,211.62/16,910.20
  6. Step 6: Final answer
    x = 7,835.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.