Home / 22,706.40-34,017.36-12,326.88

Finding the Fourth Proportional to 22,706.40, 34,017.36 and 12,326.88

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Solution

The fourth proportional to 22,706.40, 34,017.36 and 12,326.88 is: 18,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,706.40 : 34,017.36 = 12,326.88 : x
  2. Step 2: Convert to fraction form
    22,706.40/34,017.36 = 12,326.88/x
  3. Step 3: Cross multiply
    22,706.40x = 34,017.36 × 12,326.88
  4. Step 4: Simplify right side
    22,706.40x = 419,327,914.64
  5. Step 5: Solve for x
    x = 419,327,914.64/22,706.40
  6. Step 6: Final answer
    x = 18,467.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.