Home / 27,981.26-41,989.60-25,354.12

Finding the Fourth Proportional to 27,981.26, 41,989.60 and 25,354.12

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Solution

The fourth proportional to 27,981.26, 41,989.60 and 25,354.12 is: 38,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.26 : 41,989.60 = 25,354.12 : x
  2. Step 2: Convert to fraction form
    27,981.26/41,989.60 = 25,354.12/x
  3. Step 3: Cross multiply
    27,981.26x = 41,989.60 × 25,354.12
  4. Step 4: Simplify right side
    27,981.26x = 1,064,609,357.15
  5. Step 5: Solve for x
    x = 1,064,609,357.15/27,981.26
  6. Step 6: Final answer
    x = 38,047.23

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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.