Home / 55,755.83-76,943.27-30,262.23

Finding the Fourth Proportional to 55,755.83, 76,943.27 and 30,262.23

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Solution

The fourth proportional to 55,755.83, 76,943.27 and 30,262.23 is: 41,762.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,755.83 : 76,943.27 = 30,262.23 : x
  2. Step 2: Convert to fraction form
    55,755.83/76,943.27 = 30,262.23/x
  3. Step 3: Cross multiply
    55,755.83x = 76,943.27 × 30,262.23
  4. Step 4: Simplify right side
    55,755.83x = 2,328,474,607.33
  5. Step 5: Solve for x
    x = 2,328,474,607.33/55,755.83
  6. Step 6: Final answer
    x = 41,762.00

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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.