Home / 27,948.60-41,921.70-9,480.60

Finding the Fourth Proportional to 27,948.60, 41,921.70 and 9,480.60

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Solution

The fourth proportional to 27,948.60, 41,921.70 and 9,480.60 is: 14,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.60 : 41,921.70 = 9,480.60 : x
  2. Step 2: Convert to fraction form
    27,948.60/41,921.70 = 9,480.60/x
  3. Step 3: Cross multiply
    27,948.60x = 41,921.70 × 9,480.60
  4. Step 4: Simplify right side
    27,948.60x = 397,442,869.02
  5. Step 5: Solve for x
    x = 397,442,869.02/27,948.60
  6. Step 6: Final answer
    x = 14,220.49

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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.