Home / 34,843.17-48,083.70-20,503.56

Finding the Fourth Proportional to 34,843.17, 48,083.70 and 20,503.56

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Solution

The fourth proportional to 34,843.17, 48,083.70 and 20,503.56 is: 28,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,843.17 : 48,083.70 = 20,503.56 : x
  2. Step 2: Convert to fraction form
    34,843.17/48,083.70 = 20,503.56/x
  3. Step 3: Cross multiply
    34,843.17x = 48,083.70 × 20,503.56
  4. Step 4: Simplify right side
    34,843.17x = 985,887,104.86
  5. Step 5: Solve for x
    x = 985,887,104.86/34,843.17
  6. Step 6: Final answer
    x = 28,294.99

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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.