Home / 34,543.62-47,675.91-21,803.73

Finding the Fourth Proportional to 34,543.62, 47,675.91 and 21,803.73

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Solution

The fourth proportional to 34,543.62, 47,675.91 and 21,803.73 is: 30,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,543.62 : 47,675.91 = 21,803.73 : x
  2. Step 2: Convert to fraction form
    34,543.62/47,675.91 = 21,803.73/x
  3. Step 3: Cross multiply
    34,543.62x = 47,675.91 × 21,803.73
  4. Step 4: Simplify right side
    34,543.62x = 1,039,512,560.13
  5. Step 5: Solve for x
    x = 1,039,512,560.13/34,543.62
  6. Step 6: Final answer
    x = 30,092.76

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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.