Home / 18,085.91-27,136.65-9,764.27

Finding the Fourth Proportional to 18,085.91, 27,136.65 and 9,764.27

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Solution

The fourth proportional to 18,085.91, 27,136.65 and 9,764.27 is: 14,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.91 : 27,136.65 = 9,764.27 : x
  2. Step 2: Convert to fraction form
    18,085.91/27,136.65 = 9,764.27/x
  3. Step 3: Cross multiply
    18,085.91x = 27,136.65 × 9,764.27
  4. Step 4: Simplify right side
    18,085.91x = 264,969,441.81
  5. Step 5: Solve for x
    x = 264,969,441.81/18,085.91
  6. Step 6: Final answer
    x = 14,650.60

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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.