Home / 33,821.24-46,669.31-18,711.91

Finding the Fourth Proportional to 33,821.24, 46,669.31 and 18,711.91

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Solution

The fourth proportional to 33,821.24, 46,669.31 and 18,711.91 is: 25,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.24 : 46,669.31 = 18,711.91 : x
  2. Step 2: Convert to fraction form
    33,821.24/46,669.31 = 18,711.91/x
  3. Step 3: Cross multiply
    33,821.24x = 46,669.31 × 18,711.91
  4. Step 4: Simplify right side
    33,821.24x = 873,271,741.92
  5. Step 5: Solve for x
    x = 873,271,741.92/33,821.24
  6. Step 6: Final answer
    x = 25,820.22

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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.