Home / 15,457.37-23,183.36-7,136.67

Finding the Fourth Proportional to 15,457.37, 23,183.36 and 7,136.67

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Solution

The fourth proportional to 15,457.37, 23,183.36 and 7,136.67 is: 10,703.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.37 : 23,183.36 = 7,136.67 : x
  2. Step 2: Convert to fraction form
    15,457.37/23,183.36 = 7,136.67/x
  3. Step 3: Cross multiply
    15,457.37x = 23,183.36 × 7,136.67
  4. Step 4: Simplify right side
    15,457.37x = 165,452,067.83
  5. Step 5: Solve for x
    x = 165,452,067.83/15,457.37
  6. Step 6: Final answer
    x = 10,703.77

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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.