Home / 30,021.88-41,432.34-16,592.85

Finding the Fourth Proportional to 30,021.88, 41,432.34 and 16,592.85

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Solution

The fourth proportional to 30,021.88, 41,432.34 and 16,592.85 is: 22,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.88 : 41,432.34 = 16,592.85 : x
  2. Step 2: Convert to fraction form
    30,021.88/41,432.34 = 16,592.85/x
  3. Step 3: Cross multiply
    30,021.88x = 41,432.34 × 16,592.85
  4. Step 4: Simplify right side
    30,021.88x = 687,480,447.40
  5. Step 5: Solve for x
    x = 687,480,447.40/30,021.88
  6. Step 6: Final answer
    x = 22,899.31

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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.