Home / 33,842.72-46,691.48-19,683.92

Finding the Fourth Proportional to 33,842.72, 46,691.48 and 19,683.92

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Solution

The fourth proportional to 33,842.72, 46,691.48 and 19,683.92 is: 27,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,842.72 : 46,691.48 = 19,683.92 : x
  2. Step 2: Convert to fraction form
    33,842.72/46,691.48 = 19,683.92/x
  3. Step 3: Cross multiply
    33,842.72x = 46,691.48 × 19,683.92
  4. Step 4: Simplify right side
    33,842.72x = 919,071,357.00
  5. Step 5: Solve for x
    x = 919,071,357.00/33,842.72
  6. Step 6: Final answer
    x = 27,157.14

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1.5x scale

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.