Home / 51,440.54-71,028.22-39,484.94

Finding the Fourth Proportional to 51,440.54, 71,028.22 and 39,484.94

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Solution

The fourth proportional to 51,440.54, 71,028.22 and 39,484.94 is: 54,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,440.54 : 71,028.22 = 39,484.94 : x
  2. Step 2: Convert to fraction form
    51,440.54/71,028.22 = 39,484.94/x
  3. Step 3: Cross multiply
    51,440.54x = 71,028.22 × 39,484.94
  4. Step 4: Simplify right side
    51,440.54x = 2,804,545,005.01
  5. Step 5: Solve for x
    x = 2,804,545,005.01/51,440.54
  6. Step 6: Final answer
    x = 54,520.13

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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.