Home / 27,164.91-37,486.83-15,229.02

Finding the Fourth Proportional to 27,164.91, 37,486.83 and 15,229.02

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Solution

The fourth proportional to 27,164.91, 37,486.83 and 15,229.02 is: 21,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164.91 : 37,486.83 = 15,229.02 : x
  2. Step 2: Convert to fraction form
    27,164.91/37,486.83 = 15,229.02/x
  3. Step 3: Cross multiply
    27,164.91x = 37,486.83 × 15,229.02
  4. Step 4: Simplify right side
    27,164.91x = 570,887,683.81
  5. Step 5: Solve for x
    x = 570,887,683.81/27,164.91
  6. Step 6: Final answer
    x = 21,015.63

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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.