Home / 27,509.22-37,963.26-17,955.21

Finding the Fourth Proportional to 27,509.22, 37,963.26 and 17,955.21

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Solution

The fourth proportional to 27,509.22, 37,963.26 and 17,955.21 is: 24,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.22 : 37,963.26 = 17,955.21 : x
  2. Step 2: Convert to fraction form
    27,509.22/37,963.26 = 17,955.21/x
  3. Step 3: Cross multiply
    27,509.22x = 37,963.26 × 17,955.21
  4. Step 4: Simplify right side
    27,509.22x = 681,638,305.58
  5. Step 5: Solve for x
    x = 681,638,305.58/27,509.22
  6. Step 6: Final answer
    x = 24,778.54

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1.5x scale

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.