Home / 19,822.85-27,354.48-11,323.29

Finding the Fourth Proportional to 19,822.85, 27,354.48 and 11,323.29

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Solution

The fourth proportional to 19,822.85, 27,354.48 and 11,323.29 is: 15,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.85 : 27,354.48 = 11,323.29 : x
  2. Step 2: Convert to fraction form
    19,822.85/27,354.48 = 11,323.29/x
  3. Step 3: Cross multiply
    19,822.85x = 27,354.48 × 11,323.29
  4. Step 4: Simplify right side
    19,822.85x = 309,742,709.84
  5. Step 5: Solve for x
    x = 309,742,709.84/19,822.85
  6. Step 6: Final answer
    x = 15,625.54

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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.