Home / 27,390.03-37,796.16-15,454.49

Finding the Fourth Proportional to 27,390.03, 37,796.16 and 15,454.49

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Solution

The fourth proportional to 27,390.03, 37,796.16 and 15,454.49 is: 21,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.03 : 37,796.16 = 15,454.49 : x
  2. Step 2: Convert to fraction form
    27,390.03/37,796.16 = 15,454.49/x
  3. Step 3: Cross multiply
    27,390.03x = 37,796.16 × 15,454.49
  4. Step 4: Simplify right side
    27,390.03x = 584,120,187.78
  5. Step 5: Solve for x
    x = 584,120,187.78/27,390.03
  6. Step 6: Final answer
    x = 21,326.01

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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.