Home / 14,076.41-19,344.12-13,425.90

Finding the Fourth Proportional to 14,076.41, 19,344.12 and 13,425.90

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Solution

The fourth proportional to 14,076.41, 19,344.12 and 13,425.90 is: 18,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.41 : 19,344.12 = 13,425.90 : x
  2. Step 2: Convert to fraction form
    14,076.41/19,344.12 = 13,425.90/x
  3. Step 3: Cross multiply
    14,076.41x = 19,344.12 × 13,425.90
  4. Step 4: Simplify right side
    14,076.41x = 259,712,220.71
  5. Step 5: Solve for x
    x = 259,712,220.71/14,076.41
  6. Step 6: Final answer
    x = 18,450.18

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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.