Home / 38,278.56-52,824.52-21,282.33

Finding the Fourth Proportional to 38,278.56, 52,824.52 and 21,282.33

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Solution

The fourth proportional to 38,278.56, 52,824.52 and 21,282.33 is: 29,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,278.56 : 52,824.52 = 21,282.33 : x
  2. Step 2: Convert to fraction form
    38,278.56/52,824.52 = 21,282.33/x
  3. Step 3: Cross multiply
    38,278.56x = 52,824.52 × 21,282.33
  4. Step 4: Simplify right side
    38,278.56x = 1,124,228,866.73
  5. Step 5: Solve for x
    x = 1,124,228,866.73/38,278.56
  6. Step 6: Final answer
    x = 29,369.68

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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.