Home / 30,412.26-41,968.83-16,983.47

Finding the Fourth Proportional to 30,412.26, 41,968.83 and 16,983.47

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Solution

The fourth proportional to 30,412.26, 41,968.83 and 16,983.47 is: 23,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,412.26 : 41,968.83 = 16,983.47 : x
  2. Step 2: Convert to fraction form
    30,412.26/41,968.83 = 16,983.47/x
  3. Step 3: Cross multiply
    30,412.26x = 41,968.83 × 16,983.47
  4. Step 4: Simplify right side
    30,412.26x = 712,776,533.85
  5. Step 5: Solve for x
    x = 712,776,533.85/30,412.26
  6. Step 6: Final answer
    x = 23,437.14

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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.