Home / 15,993.80-23,989.94-5,604.76

Finding the Fourth Proportional to 15,993.80, 23,989.94 and 5,604.76

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Solution

The fourth proportional to 15,993.80, 23,989.94 and 5,604.76 is: 8,406.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.80 : 23,989.94 = 5,604.76 : x
  2. Step 2: Convert to fraction form
    15,993.80/23,989.94 = 5,604.76/x
  3. Step 3: Cross multiply
    15,993.80x = 23,989.94 × 5,604.76
  4. Step 4: Simplify right side
    15,993.80x = 134,457,856.11
  5. Step 5: Solve for x
    x = 134,457,856.11/15,993.80
  6. Step 6: Final answer
    x = 8,406.87

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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.