Home / 33,821.34-46,669.59-18,711.90

Finding the Fourth Proportional to 33,821.34, 46,669.59 and 18,711.90

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Solution

The fourth proportional to 33,821.34, 46,669.59 and 18,711.90 is: 25,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.34 : 46,669.59 = 18,711.90 : x
  2. Step 2: Convert to fraction form
    33,821.34/46,669.59 = 18,711.90/x
  3. Step 3: Cross multiply
    33,821.34x = 46,669.59 × 18,711.90
  4. Step 4: Simplify right side
    33,821.34x = 873,276,701.12
  5. Step 5: Solve for x
    x = 873,276,701.12/33,821.34
  6. Step 6: Final answer
    x = 25,820.29

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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.