Home / 13,956.09-19,259.27-7,668.33

Finding the Fourth Proportional to 13,956.09, 19,259.27 and 7,668.33

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Solution

The fourth proportional to 13,956.09, 19,259.27 and 7,668.33 is: 10,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.09 : 19,259.27 = 7,668.33 : x
  2. Step 2: Convert to fraction form
    13,956.09/19,259.27 = 7,668.33/x
  3. Step 3: Cross multiply
    13,956.09x = 19,259.27 × 7,668.33
  4. Step 4: Simplify right side
    13,956.09x = 147,686,399.58
  5. Step 5: Solve for x
    x = 147,686,399.58/13,956.09
  6. Step 6: Final answer
    x = 10,582.22

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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.