Home / 30,629.12-45,900.84-16,558.76

Finding the Fourth Proportional to 30,629.12, 45,900.84 and 16,558.76

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Solution

The fourth proportional to 30,629.12, 45,900.84 and 16,558.76 is: 24,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,629.12 : 45,900.84 = 16,558.76 : x
  2. Step 2: Convert to fraction form
    30,629.12/45,900.84 = 16,558.76/x
  3. Step 3: Cross multiply
    30,629.12x = 45,900.84 × 16,558.76
  4. Step 4: Simplify right side
    30,629.12x = 760,060,993.36
  5. Step 5: Solve for x
    x = 760,060,993.36/30,629.12
  6. Step 6: Final answer
    x = 24,814.98

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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.