Home / 26,440.42-39,659.82-9,800.06

Finding the Fourth Proportional to 26,440.42, 39,659.82 and 9,800.06

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Solution

The fourth proportional to 26,440.42, 39,659.82 and 9,800.06 is: 14,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.42 : 39,659.82 = 9,800.06 : x
  2. Step 2: Convert to fraction form
    26,440.42/39,659.82 = 9,800.06/x
  3. Step 3: Cross multiply
    26,440.42x = 39,659.82 × 9,800.06
  4. Step 4: Simplify right side
    26,440.42x = 388,668,615.59
  5. Step 5: Solve for x
    x = 388,668,615.59/26,440.42
  6. Step 6: Final answer
    x = 14,699.79

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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.