Home / 35,340.20-48,771.82-20,234.91

Finding the Fourth Proportional to 35,340.20, 48,771.82 and 20,234.91

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Solution

The fourth proportional to 35,340.20, 48,771.82 and 20,234.91 is: 27,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.20 : 48,771.82 = 20,234.91 : x
  2. Step 2: Convert to fraction form
    35,340.20/48,771.82 = 20,234.91/x
  3. Step 3: Cross multiply
    35,340.20x = 48,771.82 × 20,234.91
  4. Step 4: Simplify right side
    35,340.20x = 986,893,596.42
  5. Step 5: Solve for x
    x = 986,893,596.42/35,340.20
  6. Step 6: Final answer
    x = 27,925.52

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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.