Home / 30,012.24-41,419.80-16,586.64

Finding the Fourth Proportional to 30,012.24, 41,419.80 and 16,586.64

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Solution

The fourth proportional to 30,012.24, 41,419.80 and 16,586.64 is: 22,891.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,012.24 : 41,419.80 = 16,586.64 : x
  2. Step 2: Convert to fraction form
    30,012.24/41,419.80 = 16,586.64/x
  3. Step 3: Cross multiply
    30,012.24x = 41,419.80 × 16,586.64
  4. Step 4: Simplify right side
    30,012.24x = 687,015,311.47
  5. Step 5: Solve for x
    x = 687,015,311.47/30,012.24
  6. Step 6: Final answer
    x = 22,891.17

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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.