Home / 13,898.49-19,178.59-8,233.25

Finding the Fourth Proportional to 13,898.49, 19,178.59 and 8,233.25

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Solution

The fourth proportional to 13,898.49, 19,178.59 and 8,233.25 is: 11,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.49 : 19,178.59 = 8,233.25 : x
  2. Step 2: Convert to fraction form
    13,898.49/19,178.59 = 8,233.25/x
  3. Step 3: Cross multiply
    13,898.49x = 19,178.59 × 8,233.25
  4. Step 4: Simplify right side
    13,898.49x = 157,902,025.08
  5. Step 5: Solve for x
    x = 157,902,025.08/13,898.49
  6. Step 6: Final answer
    x = 11,361.10

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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.