Home / 51,741.72-71,457.79-35,650.87

Finding the Fourth Proportional to 51,741.72, 71,457.79 and 35,650.87

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Solution

The fourth proportional to 51,741.72, 71,457.79 and 35,650.87 is: 49,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,741.72 : 71,457.79 = 35,650.87 : x
  2. Step 2: Convert to fraction form
    51,741.72/71,457.79 = 35,650.87/x
  3. Step 3: Cross multiply
    51,741.72x = 71,457.79 × 35,650.87
  4. Step 4: Simplify right side
    51,741.72x = 2,547,532,381.78
  5. Step 5: Solve for x
    x = 2,547,532,381.78/51,741.72
  6. Step 6: Final answer
    x = 49,235.56

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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.