Home / 28,863.39-43,294.07-11,089.47

Finding the Fourth Proportional to 28,863.39, 43,294.07 and 11,089.47

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Solution

The fourth proportional to 28,863.39, 43,294.07 and 11,089.47 is: 16,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,863.39 : 43,294.07 = 11,089.47 : x
  2. Step 2: Convert to fraction form
    28,863.39/43,294.07 = 11,089.47/x
  3. Step 3: Cross multiply
    28,863.39x = 43,294.07 × 11,089.47
  4. Step 4: Simplify right side
    28,863.39x = 480,108,235.00
  5. Step 5: Solve for x
    x = 480,108,235.00/28,863.39
  6. Step 6: Final answer
    x = 16,633.81

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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.