Home / 13,852.82-20,779.26-5,533.51

Finding the Fourth Proportional to 13,852.82, 20,779.26 and 5,533.51

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Solution

The fourth proportional to 13,852.82, 20,779.26 and 5,533.51 is: 8,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.82 : 20,779.26 = 5,533.51 : x
  2. Step 2: Convert to fraction form
    13,852.82/20,779.26 = 5,533.51/x
  3. Step 3: Cross multiply
    13,852.82x = 20,779.26 × 5,533.51
  4. Step 4: Simplify right side
    13,852.82x = 114,982,243.00
  5. Step 5: Solve for x
    x = 114,982,243.00/13,852.82
  6. Step 6: Final answer
    x = 8,300.28

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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.