Home / 19,556.55-29,339.46-6,409.98

Finding the Fourth Proportional to 19,556.55, 29,339.46 and 6,409.98

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Solution

The fourth proportional to 19,556.55, 29,339.46 and 6,409.98 is: 9,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.55 : 29,339.46 = 6,409.98 : x
  2. Step 2: Convert to fraction form
    19,556.55/29,339.46 = 6,409.98/x
  3. Step 3: Cross multiply
    19,556.55x = 29,339.46 × 6,409.98
  4. Step 4: Simplify right side
    19,556.55x = 188,065,351.81
  5. Step 5: Solve for x
    x = 188,065,351.81/19,556.55
  6. Step 6: Final answer
    x = 9,616.49

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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.