Home / 28,723.94-43,085.60-11,206.07

Finding the Fourth Proportional to 28,723.94, 43,085.60 and 11,206.07

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Solution

The fourth proportional to 28,723.94, 43,085.60 and 11,206.07 is: 16,808.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,723.94 : 43,085.60 = 11,206.07 : x
  2. Step 2: Convert to fraction form
    28,723.94/43,085.60 = 11,206.07/x
  3. Step 3: Cross multiply
    28,723.94x = 43,085.60 × 11,206.07
  4. Step 4: Simplify right side
    28,723.94x = 482,820,249.59
  5. Step 5: Solve for x
    x = 482,820,249.59/28,723.94
  6. Step 6: Final answer
    x = 16,808.98

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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.