Home / 55,464.12-83,188.02-18,027.60

Finding the Fourth Proportional to 55,464.12, 83,188.02 and 18,027.60

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Solution

The fourth proportional to 55,464.12, 83,188.02 and 18,027.60 is: 27,038.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.12 : 83,188.02 = 18,027.60 : x
  2. Step 2: Convert to fraction form
    55,464.12/83,188.02 = 18,027.60/x
  3. Step 3: Cross multiply
    55,464.12x = 83,188.02 × 18,027.60
  4. Step 4: Simplify right side
    55,464.12x = 1,499,680,349.35
  5. Step 5: Solve for x
    x = 1,499,680,349.35/55,464.12
  6. Step 6: Final answer
    x = 27,038.75

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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.