Home / 27,022.77-37,292.16-15,086.88

Finding the Fourth Proportional to 27,022.77, 37,292.16 and 15,086.88

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Solution

The fourth proportional to 27,022.77, 37,292.16 and 15,086.88 is: 20,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022.77 : 37,292.16 = 15,086.88 : x
  2. Step 2: Convert to fraction form
    27,022.77/37,292.16 = 15,086.88/x
  3. Step 3: Cross multiply
    27,022.77x = 37,292.16 × 15,086.88
  4. Step 4: Simplify right side
    27,022.77x = 562,622,342.86
  5. Step 5: Solve for x
    x = 562,622,342.86/27,022.77
  6. Step 6: Final answer
    x = 20,820.31

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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.