Home / 26,911.26-40,370.54-9,378.81

Finding the Fourth Proportional to 26,911.26, 40,370.54 and 9,378.81

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Solution

The fourth proportional to 26,911.26, 40,370.54 and 9,378.81 is: 14,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911.26 : 40,370.54 = 9,378.81 : x
  2. Step 2: Convert to fraction form
    26,911.26/40,370.54 = 9,378.81/x
  3. Step 3: Cross multiply
    26,911.26x = 40,370.54 × 9,378.81
  4. Step 4: Simplify right side
    26,911.26x = 378,627,577.36
  5. Step 5: Solve for x
    x = 378,627,577.36/26,911.26
  6. Step 6: Final answer
    x = 14,069.49

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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.