Home / 16,795.80-25,189.74-7,430.70

Finding the Fourth Proportional to 16,795.80, 25,189.74 and 7,430.70

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Solution

The fourth proportional to 16,795.80, 25,189.74 and 7,430.70 is: 11,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795.80 : 25,189.74 = 7,430.70 : x
  2. Step 2: Convert to fraction form
    16,795.80/25,189.74 = 7,430.70/x
  3. Step 3: Cross multiply
    16,795.80x = 25,189.74 × 7,430.70
  4. Step 4: Simplify right side
    16,795.80x = 187,177,401.02
  5. Step 5: Solve for x
    x = 187,177,401.02/16,795.80
  6. Step 6: Final answer
    x = 11,144.30

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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.