Home / 55,726.72-76,911.32-35,597.01

Finding the Fourth Proportional to 55,726.72, 76,911.32 and 35,597.01

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Solution

The fourth proportional to 55,726.72, 76,911.32 and 35,597.01 is: 49,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,726.72 : 76,911.32 = 35,597.01 : x
  2. Step 2: Convert to fraction form
    55,726.72/76,911.32 = 35,597.01/x
  3. Step 3: Cross multiply
    55,726.72x = 76,911.32 × 35,597.01
  4. Step 4: Simplify right side
    55,726.72x = 2,737,813,350.48
  5. Step 5: Solve for x
    x = 2,737,813,350.48/55,726.72
  6. Step 6: Final answer
    x = 49,129.27

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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.