Home / 38,055.80-57,086.43-11,762.59

Finding the Fourth Proportional to 38,055.80, 57,086.43 and 11,762.59

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Solution

The fourth proportional to 38,055.80, 57,086.43 and 11,762.59 is: 17,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.80 : 57,086.43 = 11,762.59 : x
  2. Step 2: Convert to fraction form
    38,055.80/57,086.43 = 11,762.59/x
  3. Step 3: Cross multiply
    38,055.80x = 57,086.43 × 11,762.59
  4. Step 4: Simplify right side
    38,055.80x = 671,484,270.65
  5. Step 5: Solve for x
    x = 671,484,270.65/38,055.80
  6. Step 6: Final answer
    x = 17,644.73

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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.