Home / 55,889.96-83,845.30-18,452.64

Finding the Fourth Proportional to 55,889.96, 83,845.30 and 18,452.64

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Solution

The fourth proportional to 55,889.96, 83,845.30 and 18,452.64 is: 27,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,889.96 : 83,845.30 = 18,452.64 : x
  2. Step 2: Convert to fraction form
    55,889.96/83,845.30 = 18,452.64/x
  3. Step 3: Cross multiply
    55,889.96x = 83,845.30 × 18,452.64
  4. Step 4: Simplify right side
    55,889.96x = 1,547,167,136.59
  5. Step 5: Solve for x
    x = 1,547,167,136.59/55,889.96
  6. Step 6: Final answer
    x = 27,682.38

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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.