Home / 13,573.43-20,347.38-7,324.08

Finding the Fourth Proportional to 13,573.43, 20,347.38 and 7,324.08

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Solution

The fourth proportional to 13,573.43, 20,347.38 and 7,324.08 is: 10,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.43 : 20,347.38 = 7,324.08 : x
  2. Step 2: Convert to fraction form
    13,573.43/20,347.38 = 7,324.08/x
  3. Step 3: Cross multiply
    13,573.43x = 20,347.38 × 7,324.08
  4. Step 4: Simplify right side
    13,573.43x = 149,025,762.61
  5. Step 5: Solve for x
    x = 149,025,762.61/13,573.43
  6. Step 6: Final answer
    x = 10,979.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.