Home / 33,398.04-46,120.52-21,482.07

Finding the Fourth Proportional to 33,398.04, 46,120.52 and 21,482.07

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Solution

The fourth proportional to 33,398.04, 46,120.52 and 21,482.07 is: 29,665.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,398.04 : 46,120.52 = 21,482.07 : x
  2. Step 2: Convert to fraction form
    33,398.04/46,120.52 = 21,482.07/x
  3. Step 3: Cross multiply
    33,398.04x = 46,120.52 × 21,482.07
  4. Step 4: Simplify right side
    33,398.04x = 990,764,119.83
  5. Step 5: Solve for x
    x = 990,764,119.83/33,398.04
  6. Step 6: Final answer
    x = 29,665.33

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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.