Home / 19,136.03-26,409.76-11,180.84

Finding the Fourth Proportional to 19,136.03, 26,409.76 and 11,180.84

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Solution

The fourth proportional to 19,136.03, 26,409.76 and 11,180.84 is: 15,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.03 : 26,409.76 = 11,180.84 : x
  2. Step 2: Convert to fraction form
    19,136.03/26,409.76 = 11,180.84/x
  3. Step 3: Cross multiply
    19,136.03x = 26,409.76 × 11,180.84
  4. Step 4: Simplify right side
    19,136.03x = 295,283,141.00
  5. Step 5: Solve for x
    x = 295,283,141.00/19,136.03
  6. Step 6: Final answer
    x = 15,430.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.