Home / 26,080.58-39,120.84-9,440.55

Finding the Fourth Proportional to 26,080.58, 39,120.84 and 9,440.55

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Solution

The fourth proportional to 26,080.58, 39,120.84 and 9,440.55 is: 14,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,080.58 : 39,120.84 = 9,440.55 : x
  2. Step 2: Convert to fraction form
    26,080.58/39,120.84 = 9,440.55/x
  3. Step 3: Cross multiply
    26,080.58x = 39,120.84 × 9,440.55
  4. Step 4: Simplify right side
    26,080.58x = 369,322,246.06
  5. Step 5: Solve for x
    x = 369,322,246.06/26,080.58
  6. Step 6: Final answer
    x = 14,160.81

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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.