Home / 13,955.33-19,258.66-7,668.11

Finding the Fourth Proportional to 13,955.33, 19,258.66 and 7,668.11

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Solution

The fourth proportional to 13,955.33, 19,258.66 and 7,668.11 is: 10,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.33 : 19,258.66 = 7,668.11 : x
  2. Step 2: Convert to fraction form
    13,955.33/19,258.66 = 7,668.11/x
  3. Step 3: Cross multiply
    13,955.33x = 19,258.66 × 7,668.11
  4. Step 4: Simplify right side
    13,955.33x = 147,677,581.06
  5. Step 5: Solve for x
    x = 147,677,581.06/13,955.33
  6. Step 6: Final answer
    x = 10,582.16

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Similar ratio
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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.