Home / 19,406.10-26,790.62-13,066.03

Finding the Fourth Proportional to 19,406.10, 26,790.62 and 13,066.03

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Solution

The fourth proportional to 19,406.10, 26,790.62 and 13,066.03 is: 18,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.10 : 26,790.62 = 13,066.03 : x
  2. Step 2: Convert to fraction form
    19,406.10/26,790.62 = 13,066.03/x
  3. Step 3: Cross multiply
    19,406.10x = 26,790.62 × 13,066.03
  4. Step 4: Simplify right side
    19,406.10x = 350,046,912.33
  5. Step 5: Solve for x
    x = 350,046,912.33/19,406.10
  6. Step 6: Final answer
    x = 18,037.98

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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.