Home / 30,017.27-41,423.64-16,589.30

Finding the Fourth Proportional to 30,017.27, 41,423.64 and 16,589.30

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Solution

The fourth proportional to 30,017.27, 41,423.64 and 16,589.30 is: 22,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.27 : 41,423.64 = 16,589.30 : x
  2. Step 2: Convert to fraction form
    30,017.27/41,423.64 = 16,589.30/x
  3. Step 3: Cross multiply
    30,017.27x = 41,423.64 × 16,589.30
  4. Step 4: Simplify right side
    30,017.27x = 687,188,983.93
  5. Step 5: Solve for x
    x = 687,188,983.93/30,017.27
  6. Step 6: Final answer
    x = 22,893.12

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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.