Home / 17,923.23-24,777.36-16,428.78

Finding the Fourth Proportional to 17,923.23, 24,777.36 and 16,428.78

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Solution

The fourth proportional to 17,923.23, 24,777.36 and 16,428.78 is: 22,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923.23 : 24,777.36 = 16,428.78 : x
  2. Step 2: Convert to fraction form
    17,923.23/24,777.36 = 16,428.78/x
  3. Step 3: Cross multiply
    17,923.23x = 24,777.36 × 16,428.78
  4. Step 4: Simplify right side
    17,923.23x = 407,061,796.42
  5. Step 5: Solve for x
    x = 407,061,796.42/17,923.23
  6. Step 6: Final answer
    x = 22,711.41

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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.