Home / 27,259.95-37,622.72-15,324.27

Finding the Fourth Proportional to 27,259.95, 37,622.72 and 15,324.27

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Solution

The fourth proportional to 27,259.95, 37,622.72 and 15,324.27 is: 21,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.95 : 37,622.72 = 15,324.27 : x
  2. Step 2: Convert to fraction form
    27,259.95/37,622.72 = 15,324.27/x
  3. Step 3: Cross multiply
    27,259.95x = 37,622.72 × 15,324.27
  4. Step 4: Simplify right side
    27,259.95x = 576,540,642.79
  5. Step 5: Solve for x
    x = 576,540,642.79/27,259.95
  6. Step 6: Final answer
    x = 21,149.73

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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.