Home / 30,399.05-45,598.55-16,898.83

Finding the Fourth Proportional to 30,399.05, 45,598.55 and 16,898.83

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Solution

The fourth proportional to 30,399.05, 45,598.55 and 16,898.83 is: 25,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,399.05 : 45,598.55 = 16,898.83 : x
  2. Step 2: Convert to fraction form
    30,399.05/45,598.55 = 16,898.83/x
  3. Step 3: Cross multiply
    30,399.05x = 45,598.55 × 16,898.83
  4. Step 4: Simplify right side
    30,399.05x = 770,561,946.21
  5. Step 5: Solve for x
    x = 770,561,946.21/30,399.05
  6. Step 6: Final answer
    x = 25,348.23

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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.