Home / 30,131.91-41,582.34-16,703.39

Finding the Fourth Proportional to 30,131.91, 41,582.34 and 16,703.39

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Solution

The fourth proportional to 30,131.91, 41,582.34 and 16,703.39 is: 23,050.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131.91 : 41,582.34 = 16,703.39 : x
  2. Step 2: Convert to fraction form
    30,131.91/41,582.34 = 16,703.39/x
  3. Step 3: Cross multiply
    30,131.91x = 41,582.34 × 16,703.39
  4. Step 4: Simplify right side
    30,131.91x = 694,565,834.22
  5. Step 5: Solve for x
    x = 694,565,834.22/30,131.91
  6. Step 6: Final answer
    x = 23,050.84

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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.