Home / 15,879.24-23,748.90-14,136.60

Finding the Fourth Proportional to 15,879.24, 23,748.90 and 14,136.60

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Solution

The fourth proportional to 15,879.24, 23,748.90 and 14,136.60 is: 21,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.24 : 23,748.90 = 14,136.60 : x
  2. Step 2: Convert to fraction form
    15,879.24/23,748.90 = 14,136.60/x
  3. Step 3: Cross multiply
    15,879.24x = 23,748.90 × 14,136.60
  4. Step 4: Simplify right side
    15,879.24x = 335,728,699.74
  5. Step 5: Solve for x
    x = 335,728,699.74/15,879.24
  6. Step 6: Final answer
    x = 21,142.62

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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.