Home / 13,392.56-20,087.32-3,532.60

Finding the Fourth Proportional to 13,392.56, 20,087.32 and 3,532.60

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Solution

The fourth proportional to 13,392.56, 20,087.32 and 3,532.60 is: 5,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.56 : 20,087.32 = 3,532.60 : x
  2. Step 2: Convert to fraction form
    13,392.56/20,087.32 = 3,532.60/x
  3. Step 3: Cross multiply
    13,392.56x = 20,087.32 × 3,532.60
  4. Step 4: Simplify right side
    13,392.56x = 70,960,466.63
  5. Step 5: Solve for x
    x = 70,960,466.63/13,392.56
  6. Step 6: Final answer
    x = 5,298.50

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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.