Home / 27,861.44-41,762.81-9,136.59

Finding the Fourth Proportional to 27,861.44, 41,762.81 and 9,136.59

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Solution

The fourth proportional to 27,861.44, 41,762.81 and 9,136.59 is: 13,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861.44 : 41,762.81 = 9,136.59 : x
  2. Step 2: Convert to fraction form
    27,861.44/41,762.81 = 9,136.59/x
  3. Step 3: Cross multiply
    27,861.44x = 41,762.81 × 9,136.59
  4. Step 4: Simplify right side
    27,861.44x = 381,569,626.53
  5. Step 5: Solve for x
    x = 381,569,626.53/27,861.44
  6. Step 6: Final answer
    x = 13,695.26

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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.