Home / 30,169.17-45,268.83-13,541.04

Finding the Fourth Proportional to 30,169.17, 45,268.83 and 13,541.04

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Solution

The fourth proportional to 30,169.17, 45,268.83 and 13,541.04 is: 20,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169.17 : 45,268.83 = 13,541.04 : x
  2. Step 2: Convert to fraction form
    30,169.17/45,268.83 = 13,541.04/x
  3. Step 3: Cross multiply
    30,169.17x = 45,268.83 × 13,541.04
  4. Step 4: Simplify right side
    30,169.17x = 612,987,037.78
  5. Step 5: Solve for x
    x = 612,987,037.78/30,169.17
  6. Step 6: Final answer
    x = 20,318.33

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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.