Home / 13,844.34-19,102.05-13,370.10

Finding the Fourth Proportional to 13,844.34, 19,102.05 and 13,370.10

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Solution

The fourth proportional to 13,844.34, 19,102.05 and 13,370.10 is: 18,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.34 : 19,102.05 = 13,370.10 : x
  2. Step 2: Convert to fraction form
    13,844.34/19,102.05 = 13,370.10/x
  3. Step 3: Cross multiply
    13,844.34x = 19,102.05 × 13,370.10
  4. Step 4: Simplify right side
    13,844.34x = 255,396,318.71
  5. Step 5: Solve for x
    x = 255,396,318.71/13,844.34
  6. Step 6: Final answer
    x = 18,447.71

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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.