Home / 38,233.47-52,760.37-21,238.80

Finding the Fourth Proportional to 38,233.47, 52,760.37 and 21,238.80

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Solution

The fourth proportional to 38,233.47, 52,760.37 and 21,238.80 is: 29,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,233.47 : 52,760.37 = 21,238.80 : x
  2. Step 2: Convert to fraction form
    38,233.47/52,760.37 = 21,238.80/x
  3. Step 3: Cross multiply
    38,233.47x = 52,760.37 × 21,238.80
  4. Step 4: Simplify right side
    38,233.47x = 1,120,566,946.36
  5. Step 5: Solve for x
    x = 1,120,566,946.36/38,233.47
  6. Step 6: Final answer
    x = 29,308.53

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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.