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Finding the Fourth Proportional to 55,737.59, 83,611.71 and 18,297.77

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Solution

The fourth proportional to 55,737.59, 83,611.71 and 18,297.77 is: 27,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,737.59 : 83,611.71 = 18,297.77 : x
  2. Step 2: Convert to fraction form
    55,737.59/83,611.71 = 18,297.77/x
  3. Step 3: Cross multiply
    55,737.59x = 83,611.71 × 18,297.77
  4. Step 4: Simplify right side
    55,737.59x = 1,529,907,420.83
  5. Step 5: Solve for x
    x = 1,529,907,420.83/55,737.59
  6. Step 6: Final answer
    x = 27,448.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.