Home / 38,222.82-57,342.42-13,263.66

Finding the Fourth Proportional to 38,222.82, 57,342.42 and 13,263.66

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Solution

The fourth proportional to 38,222.82, 57,342.42 and 13,263.66 is: 19,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,222.82 : 57,342.42 = 13,263.66 : x
  2. Step 2: Convert to fraction form
    38,222.82/57,342.42 = 13,263.66/x
  3. Step 3: Cross multiply
    38,222.82x = 57,342.42 × 13,263.66
  4. Step 4: Simplify right side
    38,222.82x = 760,570,362.46
  5. Step 5: Solve for x
    x = 760,570,362.46/38,222.82
  6. Step 6: Final answer
    x = 19,898.33

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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.