Home / 55,567.12-83,365-20,027.02

Finding the Fourth Proportional to 55,567.12, 83,365 and 20,027.02

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Solution

The fourth proportional to 55,567.12, 83,365 and 20,027.02 is: 30,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567.12 : 83,365 = 20,027.02 : x
  2. Step 2: Convert to fraction form
    55,567.12/83,365 = 20,027.02/x
  3. Step 3: Cross multiply
    55,567.12x = 83,365 × 20,027.02
  4. Step 4: Simplify right side
    55,567.12x = 1,669,552,522.30
  5. Step 5: Solve for x
    x = 1,669,552,522.30/55,567.12
  6. Step 6: Final answer
    x = 30,045.69

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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.