Home / 25,887.18-38,806.16-16,500.85

Finding the Fourth Proportional to 25,887.18, 38,806.16 and 16,500.85

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Solution

The fourth proportional to 25,887.18, 38,806.16 and 16,500.85 is: 24,735.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,887.18 : 38,806.16 = 16,500.85 : x
  2. Step 2: Convert to fraction form
    25,887.18/38,806.16 = 16,500.85/x
  3. Step 3: Cross multiply
    25,887.18x = 38,806.16 × 16,500.85
  4. Step 4: Simplify right side
    25,887.18x = 640,334,625.24
  5. Step 5: Solve for x
    x = 640,334,625.24/25,887.18
  6. Step 6: Final answer
    x = 24,735.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.