Home / 13,473.45-18,593.39-7,809.29

Finding the Fourth Proportional to 13,473.45, 18,593.39 and 7,809.29

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Solution

The fourth proportional to 13,473.45, 18,593.39 and 7,809.29 is: 10,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.45 : 18,593.39 = 7,809.29 : x
  2. Step 2: Convert to fraction form
    13,473.45/18,593.39 = 7,809.29/x
  3. Step 3: Cross multiply
    13,473.45x = 18,593.39 × 7,809.29
  4. Step 4: Simplify right side
    13,473.45x = 145,201,174.59
  5. Step 5: Solve for x
    x = 145,201,174.59/13,473.45
  6. Step 6: Final answer
    x = 10,776.84

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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.