Home / 18,704.64-28,056.96-4,853.52

Finding the Fourth Proportional to 18,704.64, 28,056.96 and 4,853.52

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Solution

The fourth proportional to 18,704.64, 28,056.96 and 4,853.52 is: 7,280.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704.64 : 28,056.96 = 4,853.52 : x
  2. Step 2: Convert to fraction form
    18,704.64/28,056.96 = 4,853.52/x
  3. Step 3: Cross multiply
    18,704.64x = 28,056.96 × 4,853.52
  4. Step 4: Simplify right side
    18,704.64x = 136,175,016.50
  5. Step 5: Solve for x
    x = 136,175,016.50/18,704.64
  6. Step 6: Final answer
    x = 7,280.28

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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.