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Finding the Fourth Proportional to 38,548.91, 52,993.04 and 33,151.48

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Solution

The fourth proportional to 38,548.91, 52,993.04 and 33,151.48 is: 45,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,548.91 : 52,993.04 = 33,151.48 : x
  2. Step 2: Convert to fraction form
    38,548.91/52,993.04 = 33,151.48/x
  3. Step 3: Cross multiply
    38,548.91x = 52,993.04 × 33,151.48
  4. Step 4: Simplify right side
    38,548.91x = 1,756,797,407.46
  5. Step 5: Solve for x
    x = 1,756,797,407.46/38,548.91
  6. Step 6: Final answer
    x = 45,573.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.