Home / 20,644.87-30,968.48-5,852.63

Finding the Fourth Proportional to 20,644.87, 30,968.48 and 5,852.63

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Solution

The fourth proportional to 20,644.87, 30,968.48 and 5,852.63 is: 8,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,644.87 : 30,968.48 = 5,852.63 : x
  2. Step 2: Convert to fraction form
    20,644.87/30,968.48 = 5,852.63/x
  3. Step 3: Cross multiply
    20,644.87x = 30,968.48 × 5,852.63
  4. Step 4: Simplify right side
    20,644.87x = 181,246,914.89
  5. Step 5: Solve for x
    x = 181,246,914.89/20,644.87
  6. Step 6: Final answer
    x = 8,779.27

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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.