Home / 20,549.43-30,777.42-16,079.24

Finding the Fourth Proportional to 20,549.43, 30,777.42 and 16,079.24

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Solution

The fourth proportional to 20,549.43, 30,777.42 and 16,079.24 is: 24,082.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,549.43 : 30,777.42 = 16,079.24 : x
  2. Step 2: Convert to fraction form
    20,549.43/30,777.42 = 16,079.24/x
  3. Step 3: Cross multiply
    20,549.43x = 30,777.42 × 16,079.24
  4. Step 4: Simplify right side
    20,549.43x = 494,877,368.87
  5. Step 5: Solve for x
    x = 494,877,368.87/20,549.43
  6. Step 6: Final answer
    x = 24,082.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.