Home / 27,395.74-41,031.33-21,435.48

Finding the Fourth Proportional to 27,395.74, 41,031.33 and 21,435.48

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Solution

The fourth proportional to 27,395.74, 41,031.33 and 21,435.48 is: 32,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.74 : 41,031.33 = 21,435.48 : x
  2. Step 2: Convert to fraction form
    27,395.74/41,031.33 = 21,435.48/x
  3. Step 3: Cross multiply
    27,395.74x = 41,031.33 × 21,435.48
  4. Step 4: Simplify right side
    27,395.74x = 879,526,146.41
  5. Step 5: Solve for x
    x = 879,526,146.41/27,395.74
  6. Step 6: Final answer
    x = 32,104.49

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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.