Home / 19,922.08-27,491.52-11,541.28

Finding the Fourth Proportional to 19,922.08, 27,491.52 and 11,541.28

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Solution

The fourth proportional to 19,922.08, 27,491.52 and 11,541.28 is: 15,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.08 : 27,491.52 = 11,541.28 : x
  2. Step 2: Convert to fraction form
    19,922.08/27,491.52 = 11,541.28/x
  3. Step 3: Cross multiply
    19,922.08x = 27,491.52 × 11,541.28
  4. Step 4: Simplify right side
    19,922.08x = 317,287,329.95
  5. Step 5: Solve for x
    x = 317,287,329.95/19,922.08
  6. Step 6: Final answer
    x = 15,926.42

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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.