Home / 30,033.87-41,447.51-16,605.33

Finding the Fourth Proportional to 30,033.87, 41,447.51 and 16,605.33

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Solution

The fourth proportional to 30,033.87, 41,447.51 and 16,605.33 is: 22,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.87 : 41,447.51 = 16,605.33 : x
  2. Step 2: Convert to fraction form
    30,033.87/41,447.51 = 16,605.33/x
  3. Step 3: Cross multiply
    30,033.87x = 41,447.51 × 16,605.33
  4. Step 4: Simplify right side
    30,033.87x = 688,249,498.20
  5. Step 5: Solve for x
    x = 688,249,498.20/30,033.87
  6. Step 6: Final answer
    x = 22,915.78

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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.