Home / 20,566.02-30,846.69-5,775.51

Finding the Fourth Proportional to 20,566.02, 30,846.69 and 5,775.51

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Solution

The fourth proportional to 20,566.02, 30,846.69 and 5,775.51 is: 8,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.02 : 30,846.69 = 5,775.51 : x
  2. Step 2: Convert to fraction form
    20,566.02/30,846.69 = 5,775.51/x
  3. Step 3: Cross multiply
    20,566.02x = 30,846.69 × 5,775.51
  4. Step 4: Simplify right side
    20,566.02x = 178,155,366.56
  5. Step 5: Solve for x
    x = 178,155,366.56/20,566.02
  6. Step 6: Final answer
    x = 8,662.61

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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.