Home / 38,253.76-52,791.77-21,257.93

Finding the Fourth Proportional to 38,253.76, 52,791.77 and 21,257.93

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Solution

The fourth proportional to 38,253.76, 52,791.77 and 21,257.93 is: 29,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253.76 : 52,791.77 = 21,257.93 : x
  2. Step 2: Convert to fraction form
    38,253.76/52,791.77 = 21,257.93/x
  3. Step 3: Cross multiply
    38,253.76x = 52,791.77 × 21,257.93
  4. Step 4: Simplify right side
    38,253.76x = 1,122,243,751.24
  5. Step 5: Solve for x
    x = 1,122,243,751.24/38,253.76
  6. Step 6: Final answer
    x = 29,336.82

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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.