Home / 34,664.18-47,839.29-20,524.82

Finding the Fourth Proportional to 34,664.18, 47,839.29 and 20,524.82

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Solution

The fourth proportional to 34,664.18, 47,839.29 and 20,524.82 is: 28,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.18 : 47,839.29 = 20,524.82 : x
  2. Step 2: Convert to fraction form
    34,664.18/47,839.29 = 20,524.82/x
  3. Step 3: Cross multiply
    34,664.18x = 47,839.29 × 20,524.82
  4. Step 4: Simplify right side
    34,664.18x = 981,892,816.18
  5. Step 5: Solve for x
    x = 981,892,816.18/34,664.18
  6. Step 6: Final answer
    x = 28,325.86

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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.