Home / 43,023.44-64,535.16-15,321.44

Finding the Fourth Proportional to 43,023.44, 64,535.16 and 15,321.44

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Solution

The fourth proportional to 43,023.44, 64,535.16 and 15,321.44 is: 22,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,023.44 : 64,535.16 = 15,321.44 : x
  2. Step 2: Convert to fraction form
    43,023.44/64,535.16 = 15,321.44/x
  3. Step 3: Cross multiply
    43,023.44x = 64,535.16 × 15,321.44
  4. Step 4: Simplify right side
    43,023.44x = 988,771,581.83
  5. Step 5: Solve for x
    x = 988,771,581.83/43,023.44
  6. Step 6: Final answer
    x = 22,982.16

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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.