Home / 30,840.33-46,262.14-9,781.97

Finding the Fourth Proportional to 30,840.33, 46,262.14 and 9,781.97

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Solution

The fourth proportional to 30,840.33, 46,262.14 and 9,781.97 is: 14,673.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,840.33 : 46,262.14 = 9,781.97 : x
  2. Step 2: Convert to fraction form
    30,840.33/46,262.14 = 9,781.97/x
  3. Step 3: Cross multiply
    30,840.33x = 46,262.14 × 9,781.97
  4. Step 4: Simplify right side
    30,840.33x = 452,534,634.31
  5. Step 5: Solve for x
    x = 452,534,634.31/30,840.33
  6. Step 6: Final answer
    x = 14,673.47

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1.5x scale

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.