Home / 30,790.80-46,158.86-11,064.06

Finding the Fourth Proportional to 30,790.80, 46,158.86 and 11,064.06

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Solution

The fourth proportional to 30,790.80, 46,158.86 and 11,064.06 is: 16,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,790.80 : 46,158.86 = 11,064.06 : x
  2. Step 2: Convert to fraction form
    30,790.80/46,158.86 = 11,064.06/x
  3. Step 3: Cross multiply
    30,790.80x = 46,158.86 × 11,064.06
  4. Step 4: Simplify right side
    30,790.80x = 510,704,424.23
  5. Step 5: Solve for x
    x = 510,704,424.23/30,790.80
  6. Step 6: Final answer
    x = 16,586.27

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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.