Home / 27,284.78-37,652.60-15,348.13

Finding the Fourth Proportional to 27,284.78, 37,652.60 and 15,348.13

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Solution

The fourth proportional to 27,284.78, 37,652.60 and 15,348.13 is: 21,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.78 : 37,652.60 = 15,348.13 : x
  2. Step 2: Convert to fraction form
    27,284.78/37,652.60 = 15,348.13/x
  3. Step 3: Cross multiply
    27,284.78x = 37,652.60 × 15,348.13
  4. Step 4: Simplify right side
    27,284.78x = 577,896,943.88
  5. Step 5: Solve for x
    x = 577,896,943.88/27,284.78
  6. Step 6: Final answer
    x = 21,180.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.