Home / 35,334.11-48,760.91-20,226.70

Finding the Fourth Proportional to 35,334.11, 48,760.91 and 20,226.70

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Solution

The fourth proportional to 35,334.11, 48,760.91 and 20,226.70 is: 27,912.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.11 : 48,760.91 = 20,226.70 : x
  2. Step 2: Convert to fraction form
    35,334.11/48,760.91 = 20,226.70/x
  3. Step 3: Cross multiply
    35,334.11x = 48,760.91 × 20,226.70
  4. Step 4: Simplify right side
    35,334.11x = 986,271,953.36
  5. Step 5: Solve for x
    x = 986,271,953.36/35,334.11
  6. Step 6: Final answer
    x = 27,912.74

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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.