Home / 13,314.65-19,936.19-10,670.27

Finding the Fourth Proportional to 13,314.65, 19,936.19 and 10,670.27

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Solution

The fourth proportional to 13,314.65, 19,936.19 and 10,670.27 is: 15,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.65 : 19,936.19 = 10,670.27 : x
  2. Step 2: Convert to fraction form
    13,314.65/19,936.19 = 10,670.27/x
  3. Step 3: Cross multiply
    13,314.65x = 19,936.19 × 10,670.27
  4. Step 4: Simplify right side
    13,314.65x = 212,724,457.07
  5. Step 5: Solve for x
    x = 212,724,457.07/13,314.65
  6. Step 6: Final answer
    x = 15,976.73

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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.