Home / 26,976.21-37,256.22-20,534.08

Finding the Fourth Proportional to 26,976.21, 37,256.22 and 20,534.08

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Solution

The fourth proportional to 26,976.21, 37,256.22 and 20,534.08 is: 28,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.21 : 37,256.22 = 20,534.08 : x
  2. Step 2: Convert to fraction form
    26,976.21/37,256.22 = 20,534.08/x
  3. Step 3: Cross multiply
    26,976.21x = 37,256.22 × 20,534.08
  4. Step 4: Simplify right side
    26,976.21x = 765,022,031.83
  5. Step 5: Solve for x
    x = 765,022,031.83/26,976.21
  6. Step 6: Final answer
    x = 28,359.14

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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.