Home / 34,850.79-52,279.02-20,906.10

Finding the Fourth Proportional to 34,850.79, 52,279.02 and 20,906.10

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Solution

The fourth proportional to 34,850.79, 52,279.02 and 20,906.10 is: 31,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,850.79 : 52,279.02 = 20,906.10 : x
  2. Step 2: Convert to fraction form
    34,850.79/52,279.02 = 20,906.10/x
  3. Step 3: Cross multiply
    34,850.79x = 52,279.02 × 20,906.10
  4. Step 4: Simplify right side
    34,850.79x = 1,092,950,420.02
  5. Step 5: Solve for x
    x = 1,092,950,420.02/34,850.79
  6. Step 6: Final answer
    x = 31,360.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.