Home / 17,943.19-24,735.93-12,621.49

Finding the Fourth Proportional to 17,943.19, 24,735.93 and 12,621.49

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Solution

The fourth proportional to 17,943.19, 24,735.93 and 12,621.49 is: 17,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.19 : 24,735.93 = 12,621.49 : x
  2. Step 2: Convert to fraction form
    17,943.19/24,735.93 = 12,621.49/x
  3. Step 3: Cross multiply
    17,943.19x = 24,735.93 × 12,621.49
  4. Step 4: Simplify right side
    17,943.19x = 312,204,201.01
  5. Step 5: Solve for x
    x = 312,204,201.01/17,943.19
  6. Step 6: Final answer
    x = 17,399.60

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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.