Home / 30,884.49-42,620.67-16,737.33

Finding the Fourth Proportional to 30,884.49, 42,620.67 and 16,737.33

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Solution

The fourth proportional to 30,884.49, 42,620.67 and 16,737.33 is: 23,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884.49 : 42,620.67 = 16,737.33 : x
  2. Step 2: Convert to fraction form
    30,884.49/42,620.67 = 16,737.33/x
  3. Step 3: Cross multiply
    30,884.49x = 42,620.67 × 16,737.33
  4. Step 4: Simplify right side
    30,884.49x = 713,356,218.61
  5. Step 5: Solve for x
    x = 713,356,218.61/30,884.49
  6. Step 6: Final answer
    x = 23,097.56

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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.