Home / 28,701.32-43,043.61-11,166.98

Finding the Fourth Proportional to 28,701.32, 43,043.61 and 11,166.98

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Solution

The fourth proportional to 28,701.32, 43,043.61 and 11,166.98 is: 16,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701.32 : 43,043.61 = 11,166.98 : x
  2. Step 2: Convert to fraction form
    28,701.32/43,043.61 = 11,166.98/x
  3. Step 3: Cross multiply
    28,701.32x = 43,043.61 × 11,166.98
  4. Step 4: Simplify right side
    28,701.32x = 480,667,132.00
  5. Step 5: Solve for x
    x = 480,667,132.00/28,701.32
  6. Step 6: Final answer
    x = 16,747.21

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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.