Home / 19,196.79-26,486.42-11,542.29

Finding the Fourth Proportional to 19,196.79, 26,486.42 and 11,542.29

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Solution

The fourth proportional to 19,196.79, 26,486.42 and 11,542.29 is: 15,925.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.79 : 26,486.42 = 11,542.29 : x
  2. Step 2: Convert to fraction form
    19,196.79/26,486.42 = 11,542.29/x
  3. Step 3: Cross multiply
    19,196.79x = 26,486.42 × 11,542.29
  4. Step 4: Simplify right side
    19,196.79x = 305,713,882.99
  5. Step 5: Solve for x
    x = 305,713,882.99/19,196.79
  6. Step 6: Final answer
    x = 15,925.26

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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.