Home / 13,852.71-20,779.07-3,464.46

Finding the Fourth Proportional to 13,852.71, 20,779.07 and 3,464.46

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Solution

The fourth proportional to 13,852.71, 20,779.07 and 3,464.46 is: 5,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.71 : 20,779.07 = 3,464.46 : x
  2. Step 2: Convert to fraction form
    13,852.71/20,779.07 = 3,464.46/x
  3. Step 3: Cross multiply
    13,852.71x = 20,779.07 × 3,464.46
  4. Step 4: Simplify right side
    13,852.71x = 71,988,239.53
  5. Step 5: Solve for x
    x = 71,988,239.53/13,852.71
  6. Step 6: Final answer
    x = 5,196.69

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Similar ratio
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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.