Home / 27,568.40-41,352.60-18,237.20

Finding the Fourth Proportional to 27,568.40, 41,352.60 and 18,237.20

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Solution

The fourth proportional to 27,568.40, 41,352.60 and 18,237.20 is: 27,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568.40 : 41,352.60 = 18,237.20 : x
  2. Step 2: Convert to fraction form
    27,568.40/41,352.60 = 18,237.20/x
  3. Step 3: Cross multiply
    27,568.40x = 41,352.60 × 18,237.20
  4. Step 4: Simplify right side
    27,568.40x = 754,155,636.72
  5. Step 5: Solve for x
    x = 754,155,636.72/27,568.40
  6. Step 6: Final answer
    x = 27,355.80

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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.