Home / 36,022.02-54,026.55-21,213.60

Finding the Fourth Proportional to 36,022.02, 54,026.55 and 21,213.60

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Solution

The fourth proportional to 36,022.02, 54,026.55 and 21,213.60 is: 31,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.02 : 54,026.55 = 21,213.60 : x
  2. Step 2: Convert to fraction form
    36,022.02/54,026.55 = 21,213.60/x
  3. Step 3: Cross multiply
    36,022.02x = 54,026.55 × 21,213.60
  4. Step 4: Simplify right side
    36,022.02x = 1,146,097,621.08
  5. Step 5: Solve for x
    x = 1,146,097,621.08/36,022.02
  6. Step 6: Final answer
    x = 31,816.58

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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.