Home / 27,274.13-37,607.25-19,205.21

Finding the Fourth Proportional to 27,274.13, 37,607.25 and 19,205.21

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Solution

The fourth proportional to 27,274.13, 37,607.25 and 19,205.21 is: 26,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.13 : 37,607.25 = 19,205.21 : x
  2. Step 2: Convert to fraction form
    27,274.13/37,607.25 = 19,205.21/x
  3. Step 3: Cross multiply
    27,274.13x = 37,607.25 × 19,205.21
  4. Step 4: Simplify right side
    27,274.13x = 722,254,945.74
  5. Step 5: Solve for x
    x = 722,254,945.74/27,274.13
  6. Step 6: Final answer
    x = 26,481.32

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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.