Home / 13,802.67-18,914.99-12,474.07

Finding the Fourth Proportional to 13,802.67, 18,914.99 and 12,474.07

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Solution

The fourth proportional to 13,802.67, 18,914.99 and 12,474.07 is: 17,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.67 : 18,914.99 = 12,474.07 : x
  2. Step 2: Convert to fraction form
    13,802.67/18,914.99 = 12,474.07/x
  3. Step 3: Cross multiply
    13,802.67x = 18,914.99 × 12,474.07
  4. Step 4: Simplify right side
    13,802.67x = 235,946,799.65
  5. Step 5: Solve for x
    x = 235,946,799.65/13,802.67
  6. Step 6: Final answer
    x = 17,094.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.