Home / 30,029.69-41,440.37-16,601.51

Finding the Fourth Proportional to 30,029.69, 41,440.37 and 16,601.51

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Solution

The fourth proportional to 30,029.69, 41,440.37 and 16,601.51 is: 22,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,029.69 : 41,440.37 = 16,601.51 : x
  2. Step 2: Convert to fraction form
    30,029.69/41,440.37 = 16,601.51/x
  3. Step 3: Cross multiply
    30,029.69x = 41,440.37 × 16,601.51
  4. Step 4: Simplify right side
    30,029.69x = 687,972,737.55
  5. Step 5: Solve for x
    x = 687,972,737.55/30,029.69
  6. Step 6: Final answer
    x = 22,909.75

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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.