Home / 31,039.14-46,558.17-7,665.60

Finding the Fourth Proportional to 31,039.14, 46,558.17 and 7,665.60

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Solution

The fourth proportional to 31,039.14, 46,558.17 and 7,665.60 is: 11,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.14 : 46,558.17 = 7,665.60 : x
  2. Step 2: Convert to fraction form
    31,039.14/46,558.17 = 7,665.60/x
  3. Step 3: Cross multiply
    31,039.14x = 46,558.17 × 7,665.60
  4. Step 4: Simplify right side
    31,039.14x = 356,896,307.95
  5. Step 5: Solve for x
    x = 356,896,307.95/31,039.14
  6. Step 6: Final answer
    x = 11,498.27

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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.