Home / 30,976.29-46,404.70-18,506.27

Finding the Fourth Proportional to 30,976.29, 46,404.70 and 18,506.27

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Solution

The fourth proportional to 30,976.29, 46,404.70 and 18,506.27 is: 27,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976.29 : 46,404.70 = 18,506.27 : x
  2. Step 2: Convert to fraction form
    30,976.29/46,404.70 = 18,506.27/x
  3. Step 3: Cross multiply
    30,976.29x = 46,404.70 × 18,506.27
  4. Step 4: Simplify right side
    30,976.29x = 858,777,977.22
  5. Step 5: Solve for x
    x = 858,777,977.22/30,976.29
  6. Step 6: Final answer
    x = 27,723.72

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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.