Home / 34,850.20-48,089.17-20,506.87

Finding the Fourth Proportional to 34,850.20, 48,089.17 and 20,506.87

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Solution

The fourth proportional to 34,850.20, 48,089.17 and 20,506.87 is: 28,297.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,850.20 : 48,089.17 = 20,506.87 : x
  2. Step 2: Convert to fraction form
    34,850.20/48,089.17 = 20,506.87/x
  3. Step 3: Cross multiply
    34,850.20x = 48,089.17 × 20,506.87
  4. Step 4: Simplify right side
    34,850.20x = 986,158,385.67
  5. Step 5: Solve for x
    x = 986,158,385.67/34,850.20
  6. Step 6: Final answer
    x = 28,297.07

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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.