Home / 13,607.93-18,735.99-12,362.24

Finding the Fourth Proportional to 13,607.93, 18,735.99 and 12,362.24

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Solution

The fourth proportional to 13,607.93, 18,735.99 and 12,362.24 is: 17,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607.93 : 18,735.99 = 12,362.24 : x
  2. Step 2: Convert to fraction form
    13,607.93/18,735.99 = 12,362.24/x
  3. Step 3: Cross multiply
    13,607.93x = 18,735.99 × 12,362.24
  4. Step 4: Simplify right side
    13,607.93x = 231,618,805.02
  5. Step 5: Solve for x
    x = 231,618,805.02/13,607.93
  6. Step 6: Final answer
    x = 17,020.87

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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.