Home / 25,699.55-35,441.73-16,743.78

Finding the Fourth Proportional to 25,699.55, 35,441.73 and 16,743.78

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Solution

The fourth proportional to 25,699.55, 35,441.73 and 16,743.78 is: 23,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.55 : 35,441.73 = 16,743.78 : x
  2. Step 2: Convert to fraction form
    25,699.55/35,441.73 = 16,743.78/x
  3. Step 3: Cross multiply
    25,699.55x = 35,441.73 × 16,743.78
  4. Step 4: Simplify right side
    25,699.55x = 593,428,529.94
  5. Step 5: Solve for x
    x = 593,428,529.94/25,699.55
  6. Step 6: Final answer
    x = 23,091.01

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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.