Home / 26,937.01-37,221.29-20,984.05

Finding the Fourth Proportional to 26,937.01, 37,221.29 and 20,984.05

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Solution

The fourth proportional to 26,937.01, 37,221.29 and 20,984.05 is: 28,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,937.01 : 37,221.29 = 20,984.05 : x
  2. Step 2: Convert to fraction form
    26,937.01/37,221.29 = 20,984.05/x
  3. Step 3: Cross multiply
    26,937.01x = 37,221.29 × 20,984.05
  4. Step 4: Simplify right side
    26,937.01x = 781,053,410.42
  5. Step 5: Solve for x
    x = 781,053,410.42/26,937.01
  6. Step 6: Final answer
    x = 28,995.55

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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.