Home / 26,859.62-40,289.38-9,329.60

Finding the Fourth Proportional to 26,859.62, 40,289.38 and 9,329.60

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Solution

The fourth proportional to 26,859.62, 40,289.38 and 9,329.60 is: 13,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.62 : 40,289.38 = 9,329.60 : x
  2. Step 2: Convert to fraction form
    26,859.62/40,289.38 = 9,329.60/x
  3. Step 3: Cross multiply
    26,859.62x = 40,289.38 × 9,329.60
  4. Step 4: Simplify right side
    26,859.62x = 375,883,799.65
  5. Step 5: Solve for x
    x = 375,883,799.65/26,859.62
  6. Step 6: Final answer
    x = 13,994.38

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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.