Home / 27,054.60-37,321.74-18,102.48

Finding the Fourth Proportional to 27,054.60, 37,321.74 and 18,102.48

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Solution

The fourth proportional to 27,054.60, 37,321.74 and 18,102.48 is: 24,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.60 : 37,321.74 = 18,102.48 : x
  2. Step 2: Convert to fraction form
    27,054.60/37,321.74 = 18,102.48/x
  3. Step 3: Cross multiply
    27,054.60x = 37,321.74 × 18,102.48
  4. Step 4: Simplify right side
    27,054.60x = 675,616,051.92
  5. Step 5: Solve for x
    x = 675,616,051.92/27,054.60
  6. Step 6: Final answer
    x = 24,972.32

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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.