Home / 13,475.57-20,200.59-4,704.78

Finding the Fourth Proportional to 13,475.57, 20,200.59 and 4,704.78

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Solution

The fourth proportional to 13,475.57, 20,200.59 and 4,704.78 is: 7,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.57 : 20,200.59 = 4,704.78 : x
  2. Step 2: Convert to fraction form
    13,475.57/20,200.59 = 4,704.78/x
  3. Step 3: Cross multiply
    13,475.57x = 20,200.59 × 4,704.78
  4. Step 4: Simplify right side
    13,475.57x = 95,039,407.57
  5. Step 5: Solve for x
    x = 95,039,407.57/13,475.57
  6. Step 6: Final answer
    x = 7,052.72

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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.