Home / 30,868.20-46,187.46-18,395.04

Finding the Fourth Proportional to 30,868.20, 46,187.46 and 18,395.04

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Solution

The fourth proportional to 30,868.20, 46,187.46 and 18,395.04 is: 27,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.20 : 46,187.46 = 18,395.04 : x
  2. Step 2: Convert to fraction form
    30,868.20/46,187.46 = 18,395.04/x
  3. Step 3: Cross multiply
    30,868.20x = 46,187.46 × 18,395.04
  4. Step 4: Simplify right side
    30,868.20x = 849,620,174.20
  5. Step 5: Solve for x
    x = 849,620,174.20/30,868.20
  6. Step 6: Final answer
    x = 27,524.12

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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.