Home / 30,071.25-41,496.71-16,641.86

Finding the Fourth Proportional to 30,071.25, 41,496.71 and 16,641.86

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Solution

The fourth proportional to 30,071.25, 41,496.71 and 16,641.86 is: 22,964.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.25 : 41,496.71 = 16,641.86 : x
  2. Step 2: Convert to fraction form
    30,071.25/41,496.71 = 16,641.86/x
  3. Step 3: Cross multiply
    30,071.25x = 41,496.71 × 16,641.86
  4. Step 4: Simplify right side
    30,071.25x = 690,582,147.59
  5. Step 5: Solve for x
    x = 690,582,147.59/30,071.25
  6. Step 6: Final answer
    x = 22,964.86

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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.