Home / 28,030.82-41,998.64-16,914.15

Finding the Fourth Proportional to 28,030.82, 41,998.64 and 16,914.15

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Solution

The fourth proportional to 28,030.82, 41,998.64 and 16,914.15 is: 25,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030.82 : 41,998.64 = 16,914.15 : x
  2. Step 2: Convert to fraction form
    28,030.82/41,998.64 = 16,914.15/x
  3. Step 3: Cross multiply
    28,030.82x = 41,998.64 × 16,914.15
  4. Step 4: Simplify right side
    28,030.82x = 710,371,086.76
  5. Step 5: Solve for x
    x = 710,371,086.76/28,030.82
  6. Step 6: Final answer
    x = 25,342.51

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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.