Home / 13,228.16-19,842.17-3,367.58

Finding the Fourth Proportional to 13,228.16, 19,842.17 and 3,367.58

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Solution

The fourth proportional to 13,228.16, 19,842.17 and 3,367.58 is: 5,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.16 : 19,842.17 = 3,367.58 : x
  2. Step 2: Convert to fraction form
    13,228.16/19,842.17 = 3,367.58/x
  3. Step 3: Cross multiply
    13,228.16x = 19,842.17 × 3,367.58
  4. Step 4: Simplify right side
    13,228.16x = 66,820,094.85
  5. Step 5: Solve for x
    x = 66,820,094.85/13,228.16
  6. Step 6: Final answer
    x = 5,051.35

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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.