Home / 13,232.40-19,848.60-12,195.60

Finding the Fourth Proportional to 13,232.40, 19,848.60 and 12,195.60

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Solution

The fourth proportional to 13,232.40, 19,848.60 and 12,195.60 is: 18,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.40 : 19,848.60 = 12,195.60 : x
  2. Step 2: Convert to fraction form
    13,232.40/19,848.60 = 12,195.60/x
  3. Step 3: Cross multiply
    13,232.40x = 19,848.60 × 12,195.60
  4. Step 4: Simplify right side
    13,232.40x = 242,065,586.16
  5. Step 5: Solve for x
    x = 242,065,586.16/13,232.40
  6. Step 6: Final answer
    x = 18,293.40

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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.