Home / 13,042.96-19,564.40-3,182.28

Finding the Fourth Proportional to 13,042.96, 19,564.40 and 3,182.28

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Solution

The fourth proportional to 13,042.96, 19,564.40 and 3,182.28 is: 4,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.96 : 19,564.40 = 3,182.28 : x
  2. Step 2: Convert to fraction form
    13,042.96/19,564.40 = 3,182.28/x
  3. Step 3: Cross multiply
    13,042.96x = 19,564.40 × 3,182.28
  4. Step 4: Simplify right side
    13,042.96x = 62,259,398.83
  5. Step 5: Solve for x
    x = 62,259,398.83/13,042.96
  6. Step 6: Final answer
    x = 4,773.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.