Home / 55,800.56-83,706.32-18,345.44

Finding the Fourth Proportional to 55,800.56, 83,706.32 and 18,345.44

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Solution

The fourth proportional to 55,800.56, 83,706.32 and 18,345.44 is: 27,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,800.56 : 83,706.32 = 18,345.44 : x
  2. Step 2: Convert to fraction form
    55,800.56/83,706.32 = 18,345.44/x
  3. Step 3: Cross multiply
    55,800.56x = 83,706.32 × 18,345.44
  4. Step 4: Simplify right side
    55,800.56x = 1,535,629,271.18
  5. Step 5: Solve for x
    x = 1,535,629,271.18/55,800.56
  6. Step 6: Final answer
    x = 27,519.96

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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.