Home / 55,716.79-76,877.34-33,063.15

Finding the Fourth Proportional to 55,716.79, 76,877.34 and 33,063.15

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Solution

The fourth proportional to 55,716.79, 76,877.34 and 33,063.15 is: 45,620.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716.79 : 76,877.34 = 33,063.15 : x
  2. Step 2: Convert to fraction form
    55,716.79/76,877.34 = 33,063.15/x
  3. Step 3: Cross multiply
    55,716.79x = 76,877.34 × 33,063.15
  4. Step 4: Simplify right side
    55,716.79x = 2,541,807,024.02
  5. Step 5: Solve for x
    x = 2,541,807,024.02/55,716.79
  6. Step 6: Final answer
    x = 45,620.13

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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.