Home / 33,068.07-45,633.04-18,920.00

Finding the Fourth Proportional to 33,068.07, 45,633.04 and 18,920.00

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Solution

The fourth proportional to 33,068.07, 45,633.04 and 18,920.00 is: 26,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,068.07 : 45,633.04 = 18,920.00 : x
  2. Step 2: Convert to fraction form
    33,068.07/45,633.04 = 18,920.00/x
  3. Step 3: Cross multiply
    33,068.07x = 45,633.04 × 18,920.00
  4. Step 4: Simplify right side
    33,068.07x = 863,377,183.58
  5. Step 5: Solve for x
    x = 863,377,183.58/33,068.07
  6. Step 6: Final answer
    x = 26,109.09

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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.