Home / 16,719.04-23,077.20-9,650.44

Finding the Fourth Proportional to 16,719.04, 23,077.20 and 9,650.44

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Solution

The fourth proportional to 16,719.04, 23,077.20 and 9,650.44 is: 13,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.04 : 23,077.20 = 9,650.44 : x
  2. Step 2: Convert to fraction form
    16,719.04/23,077.20 = 9,650.44/x
  3. Step 3: Cross multiply
    16,719.04x = 23,077.20 × 9,650.44
  4. Step 4: Simplify right side
    16,719.04x = 222,705,133.97
  5. Step 5: Solve for x
    x = 222,705,133.97/16,719.04
  6. Step 6: Final answer
    x = 13,320.45

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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.