Home / 55,741.24-76,958.94-34,543

Finding the Fourth Proportional to 55,741.24, 76,958.94 and 34,543

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Solution

The fourth proportional to 55,741.24, 76,958.94 and 34,543 is: 47,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.24 : 76,958.94 = 34,543 : x
  2. Step 2: Convert to fraction form
    55,741.24/76,958.94 = 34,543/x
  3. Step 3: Cross multiply
    55,741.24x = 76,958.94 × 34,543
  4. Step 4: Simplify right side
    55,741.24x = 2,658,392,664.42
  5. Step 5: Solve for x
    x = 2,658,392,664.42/55,741.24
  6. Step 6: Final answer
    x = 47,691.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.