Home / 14,621.35-20,164.21-9,583.75

Finding the Fourth Proportional to 14,621.35, 20,164.21 and 9,583.75

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Solution

The fourth proportional to 14,621.35, 20,164.21 and 9,583.75 is: 13,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.35 : 20,164.21 = 9,583.75 : x
  2. Step 2: Convert to fraction form
    14,621.35/20,164.21 = 9,583.75/x
  3. Step 3: Cross multiply
    14,621.35x = 20,164.21 × 9,583.75
  4. Step 4: Simplify right side
    14,621.35x = 193,248,747.59
  5. Step 5: Solve for x
    x = 193,248,747.59/14,621.35
  6. Step 6: Final answer
    x = 13,216.89

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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.