Home / 30,571.24-45,818.52-16,530.72

Finding the Fourth Proportional to 30,571.24, 45,818.52 and 16,530.72

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Solution

The fourth proportional to 30,571.24, 45,818.52 and 16,530.72 is: 24,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,571.24 : 45,818.52 = 16,530.72 : x
  2. Step 2: Convert to fraction form
    30,571.24/45,818.52 = 16,530.72/x
  3. Step 3: Cross multiply
    30,571.24x = 45,818.52 × 16,530.72
  4. Step 4: Simplify right side
    30,571.24x = 757,413,124.93
  5. Step 5: Solve for x
    x = 757,413,124.93/30,571.24
  6. Step 6: Final answer
    x = 24,775.35

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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.