Home / 27,136.60-40,710.74-8,416.26

Finding the Fourth Proportional to 27,136.60, 40,710.74 and 8,416.26

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Solution

The fourth proportional to 27,136.60, 40,710.74 and 8,416.26 is: 12,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.60 : 40,710.74 = 8,416.26 : x
  2. Step 2: Convert to fraction form
    27,136.60/40,710.74 = 8,416.26/x
  3. Step 3: Cross multiply
    27,136.60x = 40,710.74 × 8,416.26
  4. Step 4: Simplify right side
    27,136.60x = 342,632,193.67
  5. Step 5: Solve for x
    x = 342,632,193.67/27,136.60
  6. Step 6: Final answer
    x = 12,626.20

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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.