Home / 26,265.13-39,409.25-13,782.22

Finding the Fourth Proportional to 26,265.13, 39,409.25 and 13,782.22

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Solution

The fourth proportional to 26,265.13, 39,409.25 and 13,782.22 is: 20,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,265.13 : 39,409.25 = 13,782.22 : x
  2. Step 2: Convert to fraction form
    26,265.13/39,409.25 = 13,782.22/x
  3. Step 3: Cross multiply
    26,265.13x = 39,409.25 × 13,782.22
  4. Step 4: Simplify right side
    26,265.13x = 543,146,786.10
  5. Step 5: Solve for x
    x = 543,146,786.10/26,265.13
  6. Step 6: Final answer
    x = 20,679.39

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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.