Home / 55,751.47-76,937.06-30,257.83

Finding the Fourth Proportional to 55,751.47, 76,937.06 and 30,257.83

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Solution

The fourth proportional to 55,751.47, 76,937.06 and 30,257.83 is: 41,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,751.47 : 76,937.06 = 30,257.83 : x
  2. Step 2: Convert to fraction form
    55,751.47/76,937.06 = 30,257.83/x
  3. Step 3: Cross multiply
    55,751.47x = 76,937.06 × 30,257.83
  4. Step 4: Simplify right side
    55,751.47x = 2,327,948,365.48
  5. Step 5: Solve for x
    x = 2,327,948,365.48/55,751.47
  6. Step 6: Final answer
    x = 41,755.82

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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.