Home / 17,839.80-26,759.70-10,452.60

Finding the Fourth Proportional to 17,839.80, 26,759.70 and 10,452.60

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Solution

The fourth proportional to 17,839.80, 26,759.70 and 10,452.60 is: 15,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.80 : 26,759.70 = 10,452.60 : x
  2. Step 2: Convert to fraction form
    17,839.80/26,759.70 = 10,452.60/x
  3. Step 3: Cross multiply
    17,839.80x = 26,759.70 × 10,452.60
  4. Step 4: Simplify right side
    17,839.80x = 279,708,440.22
  5. Step 5: Solve for x
    x = 279,708,440.22/17,839.80
  6. Step 6: Final answer
    x = 15,678.90

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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.