Home / 36,889.02-50,893.11-20,961.18

Finding the Fourth Proportional to 36,889.02, 50,893.11 and 20,961.18

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Solution

The fourth proportional to 36,889.02, 50,893.11 and 20,961.18 is: 28,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889.02 : 50,893.11 = 20,961.18 : x
  2. Step 2: Convert to fraction form
    36,889.02/50,893.11 = 20,961.18/x
  3. Step 3: Cross multiply
    36,889.02x = 50,893.11 × 20,961.18
  4. Step 4: Simplify right side
    36,889.02x = 1,066,779,639.47
  5. Step 5: Solve for x
    x = 1,066,779,639.47/36,889.02
  6. Step 6: Final answer
    x = 28,918.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.