Home / 27,387.83-37,796.34-15,451.16

Finding the Fourth Proportional to 27,387.83, 37,796.34 and 15,451.16

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Solution

The fourth proportional to 27,387.83, 37,796.34 and 15,451.16 is: 21,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.83 : 37,796.34 = 15,451.16 : x
  2. Step 2: Convert to fraction form
    27,387.83/37,796.34 = 15,451.16/x
  3. Step 3: Cross multiply
    27,387.83x = 37,796.34 × 15,451.16
  4. Step 4: Simplify right side
    27,387.83x = 583,997,107.77
  5. Step 5: Solve for x
    x = 583,997,107.77/27,387.83
  6. Step 6: Final answer
    x = 21,323.24

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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.