Home / 19,283.28-26,619.56-11,326.01

Finding the Fourth Proportional to 19,283.28, 26,619.56 and 11,326.01

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Solution

The fourth proportional to 19,283.28, 26,619.56 and 11,326.01 is: 15,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.28 : 26,619.56 = 11,326.01 : x
  2. Step 2: Convert to fraction form
    19,283.28/26,619.56 = 11,326.01/x
  3. Step 3: Cross multiply
    19,283.28x = 26,619.56 × 11,326.01
  4. Step 4: Simplify right side
    19,283.28x = 301,493,213.03
  5. Step 5: Solve for x
    x = 301,493,213.03/19,283.28
  6. Step 6: Final answer
    x = 15,634.95

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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.