Home / 12,724.95-19,071.71-9,226.97

Finding the Fourth Proportional to 12,724.95, 19,071.71 and 9,226.97

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Solution

The fourth proportional to 12,724.95, 19,071.71 and 9,226.97 is: 13,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.95 : 19,071.71 = 9,226.97 : x
  2. Step 2: Convert to fraction form
    12,724.95/19,071.71 = 9,226.97/x
  3. Step 3: Cross multiply
    12,724.95x = 19,071.71 × 9,226.97
  4. Step 4: Simplify right side
    12,724.95x = 175,974,000.66
  5. Step 5: Solve for x
    x = 175,974,000.66/12,724.95
  6. Step 6: Final answer
    x = 13,829.05

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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.