Home / 25,777.70-35,571.93-16,349.30

Finding the Fourth Proportional to 25,777.70, 35,571.93 and 16,349.30

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Solution

The fourth proportional to 25,777.70, 35,571.93 and 16,349.30 is: 22,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.70 : 35,571.93 = 16,349.30 : x
  2. Step 2: Convert to fraction form
    25,777.70/35,571.93 = 16,349.30/x
  3. Step 3: Cross multiply
    25,777.70x = 35,571.93 × 16,349.30
  4. Step 4: Simplify right side
    25,777.70x = 581,576,155.15
  5. Step 5: Solve for x
    x = 581,576,155.15/25,777.70
  6. Step 6: Final answer
    x = 22,561.21

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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.