Home / 16,593.43-22,921.32-13,259.62

Finding the Fourth Proportional to 16,593.43, 22,921.32 and 13,259.62

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Solution

The fourth proportional to 16,593.43, 22,921.32 and 13,259.62 is: 18,316.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,593.43 : 22,921.32 = 13,259.62 : x
  2. Step 2: Convert to fraction form
    16,593.43/22,921.32 = 13,259.62/x
  3. Step 3: Cross multiply
    16,593.43x = 22,921.32 × 13,259.62
  4. Step 4: Simplify right side
    16,593.43x = 303,927,993.10
  5. Step 5: Solve for x
    x = 303,927,993.10/16,593.43
  6. Step 6: Final answer
    x = 18,316.16

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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.