Home / 25,703.89-38,555.84-8,173.74

Finding the Fourth Proportional to 25,703.89, 38,555.84 and 8,173.74

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Solution

The fourth proportional to 25,703.89, 38,555.84 and 8,173.74 is: 12,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.89 : 38,555.84 = 8,173.74 : x
  2. Step 2: Convert to fraction form
    25,703.89/38,555.84 = 8,173.74/x
  3. Step 3: Cross multiply
    25,703.89x = 38,555.84 × 8,173.74
  4. Step 4: Simplify right side
    25,703.89x = 315,145,177.99
  5. Step 5: Solve for x
    x = 315,145,177.99/25,703.89
  6. Step 6: Final answer
    x = 12,260.60

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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.