Home / 13,844.84-19,102.74-13,370.60

Finding the Fourth Proportional to 13,844.84, 19,102.74 and 13,370.60

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Solution

The fourth proportional to 13,844.84, 19,102.74 and 13,370.60 is: 18,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.84 : 19,102.74 = 13,370.60 : x
  2. Step 2: Convert to fraction form
    13,844.84/19,102.74 = 13,370.60/x
  3. Step 3: Cross multiply
    13,844.84x = 19,102.74 × 13,370.60
  4. Step 4: Simplify right side
    13,844.84x = 255,415,095.44
  5. Step 5: Solve for x
    x = 255,415,095.44/13,844.84
  6. Step 6: Final answer
    x = 18,448.40

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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.