Home / 27,453.44-41,180.16-12,658

Finding the Fourth Proportional to 27,453.44, 41,180.16 and 12,658

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Solution

The fourth proportional to 27,453.44, 41,180.16 and 12,658 is: 18,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.44 : 41,180.16 = 12,658 : x
  2. Step 2: Convert to fraction form
    27,453.44/41,180.16 = 12,658/x
  3. Step 3: Cross multiply
    27,453.44x = 41,180.16 × 12,658
  4. Step 4: Simplify right side
    27,453.44x = 521,258,465.28
  5. Step 5: Solve for x
    x = 521,258,465.28/27,453.44
  6. Step 6: Final answer
    x = 18,987.00

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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.