Home / 14,065.11-19,392.21-9,020.43

Finding the Fourth Proportional to 14,065.11, 19,392.21 and 9,020.43

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Solution

The fourth proportional to 14,065.11, 19,392.21 and 9,020.43 is: 12,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.11 : 19,392.21 = 9,020.43 : x
  2. Step 2: Convert to fraction form
    14,065.11/19,392.21 = 9,020.43/x
  3. Step 3: Cross multiply
    14,065.11x = 19,392.21 × 9,020.43
  4. Step 4: Simplify right side
    14,065.11x = 174,926,072.85
  5. Step 5: Solve for x
    x = 174,926,072.85/14,065.11
  6. Step 6: Final answer
    x = 12,436.88

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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.