Home / 14,084.76-19,394.40-13,361.88

Finding the Fourth Proportional to 14,084.76, 19,394.40 and 13,361.88

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Solution

The fourth proportional to 14,084.76, 19,394.40 and 13,361.88 is: 18,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.76 : 19,394.40 = 13,361.88 : x
  2. Step 2: Convert to fraction form
    14,084.76/19,394.40 = 13,361.88/x
  3. Step 3: Cross multiply
    14,084.76x = 19,394.40 × 13,361.88
  4. Step 4: Simplify right side
    14,084.76x = 259,145,645.47
  5. Step 5: Solve for x
    x = 259,145,645.47/14,084.76
  6. Step 6: Final answer
    x = 18,399.01

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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.