Home / 33,942.65-46,872.37-21,864.13

Finding the Fourth Proportional to 33,942.65, 46,872.37 and 21,864.13

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Solution

The fourth proportional to 33,942.65, 46,872.37 and 21,864.13 is: 30,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,942.65 : 46,872.37 = 21,864.13 : x
  2. Step 2: Convert to fraction form
    33,942.65/46,872.37 = 21,864.13/x
  3. Step 3: Cross multiply
    33,942.65x = 46,872.37 × 21,864.13
  4. Step 4: Simplify right side
    33,942.65x = 1,024,823,501.24
  5. Step 5: Solve for x
    x = 1,024,823,501.24/33,942.65
  6. Step 6: Final answer
    x = 30,192.80

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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.