Home / 18,130.14-27,194.75-5,650.12

Finding the Fourth Proportional to 18,130.14, 27,194.75 and 5,650.12

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Solution

The fourth proportional to 18,130.14, 27,194.75 and 5,650.12 is: 8,475.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.14 : 27,194.75 = 5,650.12 : x
  2. Step 2: Convert to fraction form
    18,130.14/27,194.75 = 5,650.12/x
  3. Step 3: Cross multiply
    18,130.14x = 27,194.75 × 5,650.12
  4. Step 4: Simplify right side
    18,130.14x = 153,653,627.80
  5. Step 5: Solve for x
    x = 153,653,627.80/18,130.14
  6. Step 6: Final answer
    x = 8,475.04

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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.