Home / 28,817.07-43,245.05-11,284.71

Finding the Fourth Proportional to 28,817.07, 43,245.05 and 11,284.71

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Solution

The fourth proportional to 28,817.07, 43,245.05 and 11,284.71 is: 16,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.07 : 43,245.05 = 11,284.71 : x
  2. Step 2: Convert to fraction form
    28,817.07/43,245.05 = 11,284.71/x
  3. Step 3: Cross multiply
    28,817.07x = 43,245.05 × 11,284.71
  4. Step 4: Simplify right side
    28,817.07x = 488,007,848.19
  5. Step 5: Solve for x
    x = 488,007,848.19/28,817.07
  6. Step 6: Final answer
    x = 16,934.68

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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.