Home / 19,586.40-27,015.26-13,834.60

Finding the Fourth Proportional to 19,586.40, 27,015.26 and 13,834.60

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Solution

The fourth proportional to 19,586.40, 27,015.26 and 13,834.60 is: 19,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.40 : 27,015.26 = 13,834.60 : x
  2. Step 2: Convert to fraction form
    19,586.40/27,015.26 = 13,834.60/x
  3. Step 3: Cross multiply
    19,586.40x = 27,015.26 × 13,834.60
  4. Step 4: Simplify right side
    19,586.40x = 373,745,316.00
  5. Step 5: Solve for x
    x = 373,745,316.00/19,586.40
  6. Step 6: Final answer
    x = 19,081.88

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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.