Home / 43,599.48-65,399.81-12,434.73

Finding the Fourth Proportional to 43,599.48, 65,399.81 and 12,434.73

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Solution

The fourth proportional to 43,599.48, 65,399.81 and 12,434.73 is: 18,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,599.48 : 65,399.81 = 12,434.73 : x
  2. Step 2: Convert to fraction form
    43,599.48/65,399.81 = 12,434.73/x
  3. Step 3: Cross multiply
    43,599.48x = 65,399.81 × 12,434.73
  4. Step 4: Simplify right side
    43,599.48x = 813,228,917.23
  5. Step 5: Solve for x
    x = 813,228,917.23/43,599.48
  6. Step 6: Final answer
    x = 18,652.26

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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.