Home / 13,471.83-18,590.07-8,094.54

Finding the Fourth Proportional to 13,471.83, 18,590.07 and 8,094.54

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Solution

The fourth proportional to 13,471.83, 18,590.07 and 8,094.54 is: 11,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.83 : 18,590.07 = 8,094.54 : x
  2. Step 2: Convert to fraction form
    13,471.83/18,590.07 = 8,094.54/x
  3. Step 3: Cross multiply
    13,471.83x = 18,590.07 × 8,094.54
  4. Step 4: Simplify right side
    13,471.83x = 150,478,065.22
  5. Step 5: Solve for x
    x = 150,478,065.22/13,471.83
  6. Step 6: Final answer
    x = 11,169.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.