Home / 28,817.68-43,226.64-19,464.64

Finding the Fourth Proportional to 28,817.68, 43,226.64 and 19,464.64

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Solution

The fourth proportional to 28,817.68, 43,226.64 and 19,464.64 is: 29,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.68 : 43,226.64 = 19,464.64 : x
  2. Step 2: Convert to fraction form
    28,817.68/43,226.64 = 19,464.64/x
  3. Step 3: Cross multiply
    28,817.68x = 43,226.64 × 19,464.64
  4. Step 4: Simplify right side
    28,817.68x = 841,390,986.01
  5. Step 5: Solve for x
    x = 841,390,986.01/28,817.68
  6. Step 6: Final answer
    x = 29,197.04

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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.