Home / 33,812.87-46,646.04-21,880.06

Finding the Fourth Proportional to 33,812.87, 46,646.04 and 21,880.06

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Solution

The fourth proportional to 33,812.87, 46,646.04 and 21,880.06 is: 30,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,812.87 : 46,646.04 = 21,880.06 : x
  2. Step 2: Convert to fraction form
    33,812.87/46,646.04 = 21,880.06/x
  3. Step 3: Cross multiply
    33,812.87x = 46,646.04 × 21,880.06
  4. Step 4: Simplify right side
    33,812.87x = 1,020,618,153.96
  5. Step 5: Solve for x
    x = 1,020,618,153.96/33,812.87
  6. Step 6: Final answer
    x = 30,184.31

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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.