Home / 19,156.41-28,732.77-6,674.31

Finding the Fourth Proportional to 19,156.41, 28,732.77 and 6,674.31

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Solution

The fourth proportional to 19,156.41, 28,732.77 and 6,674.31 is: 10,010.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.41 : 28,732.77 = 6,674.31 : x
  2. Step 2: Convert to fraction form
    19,156.41/28,732.77 = 6,674.31/x
  3. Step 3: Cross multiply
    19,156.41x = 28,732.77 × 6,674.31
  4. Step 4: Simplify right side
    19,156.41x = 191,771,414.14
  5. Step 5: Solve for x
    x = 191,771,414.14/19,156.41
  6. Step 6: Final answer
    x = 10,010.82

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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.