Home / 26,322.09-39,469.15-13,810.83

Finding the Fourth Proportional to 26,322.09, 39,469.15 and 13,810.83

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Solution

The fourth proportional to 26,322.09, 39,469.15 and 13,810.83 is: 20,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,322.09 : 39,469.15 = 13,810.83 : x
  2. Step 2: Convert to fraction form
    26,322.09/39,469.15 = 13,810.83/x
  3. Step 3: Cross multiply
    26,322.09x = 39,469.15 × 13,810.83
  4. Step 4: Simplify right side
    26,322.09x = 545,101,720.89
  5. Step 5: Solve for x
    x = 545,101,720.89/26,322.09
  6. Step 6: Final answer
    x = 20,708.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.