Home / 34,954.10-48,240.81-20,806.82

Finding the Fourth Proportional to 34,954.10, 48,240.81 and 20,806.82

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Solution

The fourth proportional to 34,954.10, 48,240.81 and 20,806.82 is: 28,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,954.10 : 48,240.81 = 20,806.82 : x
  2. Step 2: Convert to fraction form
    34,954.10/48,240.81 = 20,806.82/x
  3. Step 3: Cross multiply
    34,954.10x = 48,240.81 × 20,806.82
  4. Step 4: Simplify right side
    34,954.10x = 1,003,737,850.32
  5. Step 5: Solve for x
    x = 1,003,737,850.32/34,954.10
  6. Step 6: Final answer
    x = 28,715.88

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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.