Home / 18,535.62-25,580.99-10,579.03

Finding the Fourth Proportional to 18,535.62, 25,580.99 and 10,579.03

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Solution

The fourth proportional to 18,535.62, 25,580.99 and 10,579.03 is: 14,600.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.62 : 25,580.99 = 10,579.03 : x
  2. Step 2: Convert to fraction form
    18,535.62/25,580.99 = 10,579.03/x
  3. Step 3: Cross multiply
    18,535.62x = 25,580.99 × 10,579.03
  4. Step 4: Simplify right side
    18,535.62x = 270,622,060.64
  5. Step 5: Solve for x
    x = 270,622,060.64/18,535.62
  6. Step 6: Final answer
    x = 14,600.11

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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.