Home / 12,769.23-19,165.47-6,533.55

Finding the Fourth Proportional to 12,769.23, 19,165.47 and 6,533.55

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Solution

The fourth proportional to 12,769.23, 19,165.47 and 6,533.55 is: 9,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.23 : 19,165.47 = 6,533.55 : x
  2. Step 2: Convert to fraction form
    12,769.23/19,165.47 = 6,533.55/x
  3. Step 3: Cross multiply
    12,769.23x = 19,165.47 × 6,533.55
  4. Step 4: Simplify right side
    12,769.23x = 125,218,556.52
  5. Step 5: Solve for x
    x = 125,218,556.52/12,769.23
  6. Step 6: Final answer
    x = 9,806.27

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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.