Home / 27,151.76-37,468.37-15,214.49

Finding the Fourth Proportional to 27,151.76, 37,468.37 and 15,214.49

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Solution

The fourth proportional to 27,151.76, 37,468.37 and 15,214.49 is: 20,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.76 : 37,468.37 = 15,214.49 : x
  2. Step 2: Convert to fraction form
    27,151.76/37,468.37 = 15,214.49/x
  3. Step 3: Cross multiply
    27,151.76x = 37,468.37 × 15,214.49
  4. Step 4: Simplify right side
    27,151.76x = 570,062,140.68
  5. Step 5: Solve for x
    x = 570,062,140.68/27,151.76
  6. Step 6: Final answer
    x = 20,995.40

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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.