Home / 28,050.09-42,074.66-16,221.66

Finding the Fourth Proportional to 28,050.09, 42,074.66 and 16,221.66

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Solution

The fourth proportional to 28,050.09, 42,074.66 and 16,221.66 is: 24,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050.09 : 42,074.66 = 16,221.66 : x
  2. Step 2: Convert to fraction form
    28,050.09/42,074.66 = 16,221.66/x
  3. Step 3: Cross multiply
    28,050.09x = 42,074.66 × 16,221.66
  4. Step 4: Simplify right side
    28,050.09x = 682,520,537.65
  5. Step 5: Solve for x
    x = 682,520,537.65/28,050.09
  6. Step 6: Final answer
    x = 24,332.21

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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.