Home / 43,913.61-65,741.19-27,220.05

Finding the Fourth Proportional to 43,913.61, 65,741.19 and 27,220.05

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Solution

The fourth proportional to 43,913.61, 65,741.19 and 27,220.05 is: 40,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.61 : 65,741.19 = 27,220.05 : x
  2. Step 2: Convert to fraction form
    43,913.61/65,741.19 = 27,220.05/x
  3. Step 3: Cross multiply
    43,913.61x = 65,741.19 × 27,220.05
  4. Step 4: Simplify right side
    43,913.61x = 1,789,478,478.86
  5. Step 5: Solve for x
    x = 1,789,478,478.86/43,913.61
  6. Step 6: Final answer
    x = 40,749.97

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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.