Home / 14,117.64-19,334.03-13,933.12

Finding the Fourth Proportional to 14,117.64, 19,334.03 and 13,933.12

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Solution

The fourth proportional to 14,117.64, 19,334.03 and 13,933.12 is: 19,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.64 : 19,334.03 = 13,933.12 : x
  2. Step 2: Convert to fraction form
    14,117.64/19,334.03 = 13,933.12/x
  3. Step 3: Cross multiply
    14,117.64x = 19,334.03 × 13,933.12
  4. Step 4: Simplify right side
    14,117.64x = 269,383,360.07
  5. Step 5: Solve for x
    x = 269,383,360.07/14,117.64
  6. Step 6: Final answer
    x = 19,081.33

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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.