Home / 15,504.48-23,286.56-13,288.32

Finding the Fourth Proportional to 15,504.48, 23,286.56 and 13,288.32

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Solution

The fourth proportional to 15,504.48, 23,286.56 and 13,288.32 is: 19,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504.48 : 23,286.56 = 13,288.32 : x
  2. Step 2: Convert to fraction form
    15,504.48/23,286.56 = 13,288.32/x
  3. Step 3: Cross multiply
    15,504.48x = 23,286.56 × 13,288.32
  4. Step 4: Simplify right side
    15,504.48x = 309,439,260.98
  5. Step 5: Solve for x
    x = 309,439,260.98/15,504.48
  6. Step 6: Final answer
    x = 19,958.05

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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.