Home / 30,367.47-41,907.33-16,939.59

Finding the Fourth Proportional to 30,367.47, 41,907.33 and 16,939.59

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Solution

The fourth proportional to 30,367.47, 41,907.33 and 16,939.59 is: 23,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.47 : 41,907.33 = 16,939.59 : x
  2. Step 2: Convert to fraction form
    30,367.47/41,907.33 = 16,939.59/x
  3. Step 3: Cross multiply
    30,367.47x = 41,907.33 × 16,939.59
  4. Step 4: Simplify right side
    30,367.47x = 709,892,988.19
  5. Step 5: Solve for x
    x = 709,892,988.19/30,367.47
  6. Step 6: Final answer
    x = 23,376.76

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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.