Home / 20,893.02-31,525.85-20,083.02

Finding the Fourth Proportional to 20,893.02, 31,525.85 and 20,083.02

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Solution

The fourth proportional to 20,893.02, 31,525.85 and 20,083.02 is: 30,303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,893.02 : 31,525.85 = 20,083.02 : x
  2. Step 2: Convert to fraction form
    20,893.02/31,525.85 = 20,083.02/x
  3. Step 3: Cross multiply
    20,893.02x = 31,525.85 × 20,083.02
  4. Step 4: Simplify right side
    20,893.02x = 633,134,175.65
  5. Step 5: Solve for x
    x = 633,134,175.65/20,893.02
  6. Step 6: Final answer
    x = 30,303.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.