Home / 19,074.89-26,336.34-11,907.61

Finding the Fourth Proportional to 19,074.89, 26,336.34 and 11,907.61

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Solution

The fourth proportional to 19,074.89, 26,336.34 and 11,907.61 is: 16,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.89 : 26,336.34 = 11,907.61 : x
  2. Step 2: Convert to fraction form
    19,074.89/26,336.34 = 11,907.61/x
  3. Step 3: Cross multiply
    19,074.89x = 26,336.34 × 11,907.61
  4. Step 4: Simplify right side
    19,074.89x = 313,602,799.71
  5. Step 5: Solve for x
    x = 313,602,799.71/19,074.89
  6. Step 6: Final answer
    x = 16,440.61

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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.