Home / 19,460.08-29,186.60-6,811.70

Finding the Fourth Proportional to 19,460.08, 29,186.60 and 6,811.70

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Solution

The fourth proportional to 19,460.08, 29,186.60 and 6,811.70 is: 10,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.08 : 29,186.60 = 6,811.70 : x
  2. Step 2: Convert to fraction form
    19,460.08/29,186.60 = 6,811.70/x
  3. Step 3: Cross multiply
    19,460.08x = 29,186.60 × 6,811.70
  4. Step 4: Simplify right side
    19,460.08x = 198,810,183.23
  5. Step 5: Solve for x
    x = 198,810,183.23/19,460.08
  6. Step 6: Final answer
    x = 10,216.31

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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.