Home / 30,369.11-45,553.64-15,568.58

Finding the Fourth Proportional to 30,369.11, 45,553.64 and 15,568.58

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Solution

The fourth proportional to 30,369.11, 45,553.64 and 15,568.58 is: 23,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.11 : 45,553.64 = 15,568.58 : x
  2. Step 2: Convert to fraction form
    30,369.11/45,553.64 = 15,568.58/x
  3. Step 3: Cross multiply
    30,369.11x = 45,553.64 × 15,568.58
  4. Step 4: Simplify right side
    30,369.11x = 709,205,183.02
  5. Step 5: Solve for x
    x = 709,205,183.02/30,369.11
  6. Step 6: Final answer
    x = 23,352.85

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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.