Home / 13,764.51-20,634.59-5,969.07

Finding the Fourth Proportional to 13,764.51, 20,634.59 and 5,969.07

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Solution

The fourth proportional to 13,764.51, 20,634.59 and 5,969.07 is: 8,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.51 : 20,634.59 = 5,969.07 : x
  2. Step 2: Convert to fraction form
    13,764.51/20,634.59 = 5,969.07/x
  3. Step 3: Cross multiply
    13,764.51x = 20,634.59 × 5,969.07
  4. Step 4: Simplify right side
    13,764.51x = 123,169,312.13
  5. Step 5: Solve for x
    x = 123,169,312.13/13,764.51
  6. Step 6: Final answer
    x = 8,948.33

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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.