Home / 19,331.90-28,953.84-11,524.58

Finding the Fourth Proportional to 19,331.90, 28,953.84 and 11,524.58

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Solution

The fourth proportional to 19,331.90, 28,953.84 and 11,524.58 is: 17,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.90 : 28,953.84 = 11,524.58 : x
  2. Step 2: Convert to fraction form
    19,331.90/28,953.84 = 11,524.58/x
  3. Step 3: Cross multiply
    19,331.90x = 28,953.84 × 11,524.58
  4. Step 4: Simplify right side
    19,331.90x = 333,680,845.39
  5. Step 5: Solve for x
    x = 333,680,845.39/19,331.90
  6. Step 6: Final answer
    x = 17,260.63

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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.