Home / 34,820.52-48,077.24-21,409.80

Finding the Fourth Proportional to 34,820.52, 48,077.24 and 21,409.80

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Solution

The fourth proportional to 34,820.52, 48,077.24 and 21,409.80 is: 29,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.52 : 48,077.24 = 21,409.80 : x
  2. Step 2: Convert to fraction form
    34,820.52/48,077.24 = 21,409.80/x
  3. Step 3: Cross multiply
    34,820.52x = 48,077.24 × 21,409.80
  4. Step 4: Simplify right side
    34,820.52x = 1,029,324,092.95
  5. Step 5: Solve for x
    x = 1,029,324,092.95/34,820.52
  6. Step 6: Final answer
    x = 29,560.85

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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.