Home / 55,840.45-83,773.02-18,399.01

Finding the Fourth Proportional to 55,840.45, 83,773.02 and 18,399.01

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Solution

The fourth proportional to 55,840.45, 83,773.02 and 18,399.01 is: 27,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,840.45 : 83,773.02 = 18,399.01 : x
  2. Step 2: Convert to fraction form
    55,840.45/83,773.02 = 18,399.01/x
  3. Step 3: Cross multiply
    55,840.45x = 83,773.02 × 18,399.01
  4. Step 4: Simplify right side
    55,840.45x = 1,541,340,213.85
  5. Step 5: Solve for x
    x = 1,541,340,213.85/55,840.45
  6. Step 6: Final answer
    x = 27,602.58

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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.