Home / 33,808.26-46,639.89-21,875.49

Finding the Fourth Proportional to 33,808.26, 46,639.89 and 21,875.49

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Solution

The fourth proportional to 33,808.26, 46,639.89 and 21,875.49 is: 30,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.26 : 46,639.89 = 21,875.49 : x
  2. Step 2: Convert to fraction form
    33,808.26/46,639.89 = 21,875.49/x
  3. Step 3: Cross multiply
    33,808.26x = 46,639.89 × 21,875.49
  4. Step 4: Simplify right side
    33,808.26x = 1,020,270,447.30
  5. Step 5: Solve for x
    x = 1,020,270,447.30/33,808.26
  6. Step 6: Final answer
    x = 30,178.14

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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.