Home / 20,533.65-30,797.79-6,495.09

Finding the Fourth Proportional to 20,533.65, 30,797.79 and 6,495.09

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Solution

The fourth proportional to 20,533.65, 30,797.79 and 6,495.09 is: 9,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.65 : 30,797.79 = 6,495.09 : x
  2. Step 2: Convert to fraction form
    20,533.65/30,797.79 = 6,495.09/x
  3. Step 3: Cross multiply
    20,533.65x = 30,797.79 × 6,495.09
  4. Step 4: Simplify right side
    20,533.65x = 200,034,417.85
  5. Step 5: Solve for x
    x = 200,034,417.85/20,533.65
  6. Step 6: Final answer
    x = 9,741.79

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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.