Home / 31,187.73-46,753.86-11,461.68

Finding the Fourth Proportional to 31,187.73, 46,753.86 and 11,461.68

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Solution

The fourth proportional to 31,187.73, 46,753.86 and 11,461.68 is: 17,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187.73 : 46,753.86 = 11,461.68 : x
  2. Step 2: Convert to fraction form
    31,187.73/46,753.86 = 11,461.68/x
  3. Step 3: Cross multiply
    31,187.73x = 46,753.86 × 11,461.68
  4. Step 4: Simplify right side
    31,187.73x = 535,877,782.08
  5. Step 5: Solve for x
    x = 535,877,782.08/31,187.73
  6. Step 6: Final answer
    x = 17,182.33

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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.