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Finding the Fourth Proportional to 33,536.76, 50,347.80 and 21,739.88

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Solution

The fourth proportional to 33,536.76, 50,347.80 and 21,739.88 is: 32,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,536.76 : 50,347.80 = 21,739.88 : x
  2. Step 2: Convert to fraction form
    33,536.76/50,347.80 = 21,739.88/x
  3. Step 3: Cross multiply
    33,536.76x = 50,347.80 × 21,739.88
  4. Step 4: Simplify right side
    33,536.76x = 1,094,555,130.26
  5. Step 5: Solve for x
    x = 1,094,555,130.26/33,536.76
  6. Step 6: Final answer
    x = 32,637.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.