Home / 23,928.60-33,020.62-13,318.01

Finding the Fourth Proportional to 23,928.60, 33,020.62 and 13,318.01

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Solution

The fourth proportional to 23,928.60, 33,020.62 and 13,318.01 is: 18,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.60 : 33,020.62 = 13,318.01 : x
  2. Step 2: Convert to fraction form
    23,928.60/33,020.62 = 13,318.01/x
  3. Step 3: Cross multiply
    23,928.60x = 33,020.62 × 13,318.01
  4. Step 4: Simplify right side
    23,928.60x = 439,768,947.37
  5. Step 5: Solve for x
    x = 439,768,947.37/23,928.60
  6. Step 6: Final answer
    x = 18,378.38

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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.