Home / 55,462.53-76,551.89-31,603.26

Finding the Fourth Proportional to 55,462.53, 76,551.89 and 31,603.26

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Solution

The fourth proportional to 55,462.53, 76,551.89 and 31,603.26 is: 43,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,462.53 : 76,551.89 = 31,603.26 : x
  2. Step 2: Convert to fraction form
    55,462.53/76,551.89 = 31,603.26/x
  3. Step 3: Cross multiply
    55,462.53x = 76,551.89 × 31,603.26
  4. Step 4: Simplify right side
    55,462.53x = 2,419,289,283.16
  5. Step 5: Solve for x
    x = 2,419,289,283.16/55,462.53
  6. Step 6: Final answer
    x = 43,620.25

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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.