Home / 26,759.48-40,136.04-7,039.58

Finding the Fourth Proportional to 26,759.48, 40,136.04 and 7,039.58

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Solution

The fourth proportional to 26,759.48, 40,136.04 and 7,039.58 is: 10,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.48 : 40,136.04 = 7,039.58 : x
  2. Step 2: Convert to fraction form
    26,759.48/40,136.04 = 7,039.58/x
  3. Step 3: Cross multiply
    26,759.48x = 40,136.04 × 7,039.58
  4. Step 4: Simplify right side
    26,759.48x = 282,540,663.78
  5. Step 5: Solve for x
    x = 282,540,663.78/26,759.48
  6. Step 6: Final answer
    x = 10,558.53

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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.