Home / 17,200.45-23,740.03-11,158.18

Finding the Fourth Proportional to 17,200.45, 23,740.03 and 11,158.18

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Solution

The fourth proportional to 17,200.45, 23,740.03 and 11,158.18 is: 15,400.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.45 : 23,740.03 = 11,158.18 : x
  2. Step 2: Convert to fraction form
    17,200.45/23,740.03 = 11,158.18/x
  3. Step 3: Cross multiply
    17,200.45x = 23,740.03 × 11,158.18
  4. Step 4: Simplify right side
    17,200.45x = 264,895,527.95
  5. Step 5: Solve for x
    x = 264,895,527.95/17,200.45
  6. Step 6: Final answer
    x = 15,400.50

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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.