Home / 20,645.00-30,968.67-5,852.75

Finding the Fourth Proportional to 20,645.00, 30,968.67 and 5,852.75

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Solution

The fourth proportional to 20,645.00, 30,968.67 and 5,852.75 is: 8,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,645.00 : 30,968.67 = 5,852.75 : x
  2. Step 2: Convert to fraction form
    20,645.00/30,968.67 = 5,852.75/x
  3. Step 3: Cross multiply
    20,645.00x = 30,968.67 × 5,852.75
  4. Step 4: Simplify right side
    20,645.00x = 181,251,883.34
  5. Step 5: Solve for x
    x = 181,251,883.34/20,645.00
  6. Step 6: Final answer
    x = 8,779.46

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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.