Home / 13,533.53-20,299.84-4,768.22

Finding the Fourth Proportional to 13,533.53, 20,299.84 and 4,768.22

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Solution

The fourth proportional to 13,533.53, 20,299.84 and 4,768.22 is: 7,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.53 : 20,299.84 = 4,768.22 : x
  2. Step 2: Convert to fraction form
    13,533.53/20,299.84 = 4,768.22/x
  3. Step 3: Cross multiply
    13,533.53x = 20,299.84 × 4,768.22
  4. Step 4: Simplify right side
    13,533.53x = 96,794,141.91
  5. Step 5: Solve for x
    x = 96,794,141.91/13,533.53
  6. Step 6: Final answer
    x = 7,152.17

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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.