Home / 18,297.76-25,237.56-11,584.48

Finding the Fourth Proportional to 18,297.76, 25,237.56 and 11,584.48

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Solution

The fourth proportional to 18,297.76, 25,237.56 and 11,584.48 is: 15,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.76 : 25,237.56 = 11,584.48 : x
  2. Step 2: Convert to fraction form
    18,297.76/25,237.56 = 11,584.48/x
  3. Step 3: Cross multiply
    18,297.76x = 25,237.56 × 11,584.48
  4. Step 4: Simplify right side
    18,297.76x = 292,364,009.07
  5. Step 5: Solve for x
    x = 292,364,009.07/18,297.76
  6. Step 6: Final answer
    x = 15,978.13

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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.