Home / 19,035.20-28,553.92-7,348.48

Finding the Fourth Proportional to 19,035.20, 28,553.92 and 7,348.48

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Solution

The fourth proportional to 19,035.20, 28,553.92 and 7,348.48 is: 11,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.20 : 28,553.92 = 7,348.48 : x
  2. Step 2: Convert to fraction form
    19,035.20/28,553.92 = 7,348.48/x
  3. Step 3: Cross multiply
    19,035.20x = 28,553.92 × 7,348.48
  4. Step 4: Simplify right side
    19,035.20x = 209,827,910.04
  5. Step 5: Solve for x
    x = 209,827,910.04/19,035.20
  6. Step 6: Final answer
    x = 11,023.15

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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.