Home / 55,448.46-76,511.79-31,571.82

Finding the Fourth Proportional to 55,448.46, 76,511.79 and 31,571.82

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Solution

The fourth proportional to 55,448.46, 76,511.79 and 31,571.82 is: 43,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.46 : 76,511.79 = 31,571.82 : x
  2. Step 2: Convert to fraction form
    55,448.46/76,511.79 = 31,571.82/x
  3. Step 3: Cross multiply
    55,448.46x = 76,511.79 × 31,571.82
  4. Step 4: Simplify right side
    55,448.46x = 2,415,616,461.76
  5. Step 5: Solve for x
    x = 2,415,616,461.76/55,448.46
  6. Step 6: Final answer
    x = 43,565.08

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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.