Home / 35,433.32-48,900.20-19,517.76

Finding the Fourth Proportional to 35,433.32, 48,900.20 and 19,517.76

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Solution

The fourth proportional to 35,433.32, 48,900.20 and 19,517.76 is: 26,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,433.32 : 48,900.20 = 19,517.76 : x
  2. Step 2: Convert to fraction form
    35,433.32/48,900.20 = 19,517.76/x
  3. Step 3: Cross multiply
    35,433.32x = 48,900.20 × 19,517.76
  4. Step 4: Simplify right side
    35,433.32x = 954,422,367.55
  5. Step 5: Solve for x
    x = 954,422,367.55/35,433.32
  6. Step 6: Final answer
    x = 26,935.73

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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.