Home / 30,068.36-41,494.71-16,639.58

Finding the Fourth Proportional to 30,068.36, 41,494.71 and 16,639.58

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Solution

The fourth proportional to 30,068.36, 41,494.71 and 16,639.58 is: 22,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.36 : 41,494.71 = 16,639.58 : x
  2. Step 2: Convert to fraction form
    30,068.36/41,494.71 = 16,639.58/x
  3. Step 3: Cross multiply
    30,068.36x = 41,494.71 × 16,639.58
  4. Step 4: Simplify right side
    30,068.36x = 690,454,546.62
  5. Step 5: Solve for x
    x = 690,454,546.62/30,068.36
  6. Step 6: Final answer
    x = 22,962.83

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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.