Home / 23,590.39-35,399.70-8,809.69

Finding the Fourth Proportional to 23,590.39, 35,399.70 and 8,809.69

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Solution

The fourth proportional to 23,590.39, 35,399.70 and 8,809.69 is: 13,219.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,590.39 : 35,399.70 = 8,809.69 : x
  2. Step 2: Convert to fraction form
    23,590.39/35,399.70 = 8,809.69/x
  3. Step 3: Cross multiply
    23,590.39x = 35,399.70 × 8,809.69
  4. Step 4: Simplify right side
    23,590.39x = 311,860,383.09
  5. Step 5: Solve for x
    x = 311,860,383.09/23,590.39
  6. Step 6: Final answer
    x = 13,219.81

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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.