Home / 14,318.32-21,480.84-5,993.68

Finding the Fourth Proportional to 14,318.32, 21,480.84 and 5,993.68

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Solution

The fourth proportional to 14,318.32, 21,480.84 and 5,993.68 is: 8,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.32 : 21,480.84 = 5,993.68 : x
  2. Step 2: Convert to fraction form
    14,318.32/21,480.84 = 5,993.68/x
  3. Step 3: Cross multiply
    14,318.32x = 21,480.84 × 5,993.68
  4. Step 4: Simplify right side
    14,318.32x = 128,749,281.09
  5. Step 5: Solve for x
    x = 128,749,281.09/14,318.32
  6. Step 6: Final answer
    x = 8,991.93

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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.