Home / 30,019.88-41,426.82-16,590.84

Finding the Fourth Proportional to 30,019.88, 41,426.82 and 16,590.84

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Solution

The fourth proportional to 30,019.88, 41,426.82 and 16,590.84 is: 22,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019.88 : 41,426.82 = 16,590.84 : x
  2. Step 2: Convert to fraction form
    30,019.88/41,426.82 = 16,590.84/x
  3. Step 3: Cross multiply
    30,019.88x = 41,426.82 × 16,590.84
  4. Step 4: Simplify right side
    30,019.88x = 687,305,742.33
  5. Step 5: Solve for x
    x = 687,305,742.33/30,019.88
  6. Step 6: Final answer
    x = 22,895.02

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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.