Home / 17,180.99-23,710.35-16,393.67

Finding the Fourth Proportional to 17,180.99, 23,710.35 and 16,393.67

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Solution

The fourth proportional to 17,180.99, 23,710.35 and 16,393.67 is: 22,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180.99 : 23,710.35 = 16,393.67 : x
  2. Step 2: Convert to fraction form
    17,180.99/23,710.35 = 16,393.67/x
  3. Step 3: Cross multiply
    17,180.99x = 23,710.35 × 16,393.67
  4. Step 4: Simplify right side
    17,180.99x = 388,699,534.93
  5. Step 5: Solve for x
    x = 388,699,534.93/17,180.99
  6. Step 6: Final answer
    x = 22,623.82

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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.