Home / 20,607.44-30,913.43-6,564.20

Finding the Fourth Proportional to 20,607.44, 30,913.43 and 6,564.20

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Solution

The fourth proportional to 20,607.44, 30,913.43 and 6,564.20 is: 9,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,607.44 : 30,913.43 = 6,564.20 : x
  2. Step 2: Convert to fraction form
    20,607.44/30,913.43 = 6,564.20/x
  3. Step 3: Cross multiply
    20,607.44x = 30,913.43 × 6,564.20
  4. Step 4: Simplify right side
    20,607.44x = 202,921,749.82
  5. Step 5: Solve for x
    x = 202,921,749.82/20,607.44
  6. Step 6: Final answer
    x = 9,847.02

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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.