Home / 18,194.16-27,291.78-5,047.50

Finding the Fourth Proportional to 18,194.16, 27,291.78 and 5,047.50

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Solution

The fourth proportional to 18,194.16, 27,291.78 and 5,047.50 is: 7,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.16 : 27,291.78 = 5,047.50 : x
  2. Step 2: Convert to fraction form
    18,194.16/27,291.78 = 5,047.50/x
  3. Step 3: Cross multiply
    18,194.16x = 27,291.78 × 5,047.50
  4. Step 4: Simplify right side
    18,194.16x = 137,755,259.55
  5. Step 5: Solve for x
    x = 137,755,259.55/18,194.16
  6. Step 6: Final answer
    x = 7,571.40

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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.