Home / 14,621.02-20,175.52-8,651.52

Finding the Fourth Proportional to 14,621.02, 20,175.52 and 8,651.52

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Solution

The fourth proportional to 14,621.02, 20,175.52 and 8,651.52 is: 11,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.02 : 20,175.52 = 8,651.52 : x
  2. Step 2: Convert to fraction form
    14,621.02/20,175.52 = 8,651.52/x
  3. Step 3: Cross multiply
    14,621.02x = 20,175.52 × 8,651.52
  4. Step 4: Simplify right side
    14,621.02x = 174,548,914.79
  5. Step 5: Solve for x
    x = 174,548,914.79/14,621.02
  6. Step 6: Final answer
    x = 11,938.22

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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.