Home / 33,808.40-46,654.92-21,055.16

Finding the Fourth Proportional to 33,808.40, 46,654.92 and 21,055.16

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Solution

The fourth proportional to 33,808.40, 46,654.92 and 21,055.16 is: 29,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.40 : 46,654.92 = 21,055.16 : x
  2. Step 2: Convert to fraction form
    33,808.40/46,654.92 = 21,055.16/x
  3. Step 3: Cross multiply
    33,808.40x = 46,654.92 × 21,055.16
  4. Step 4: Simplify right side
    33,808.40x = 982,326,805.39
  5. Step 5: Solve for x
    x = 982,326,805.39/33,808.40
  6. Step 6: Final answer
    x = 29,055.70

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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.