Home / 28,701.06-39,605.94-16,125

Finding the Fourth Proportional to 28,701.06, 39,605.94 and 16,125

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Solution

The fourth proportional to 28,701.06, 39,605.94 and 16,125 is: 22,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701.06 : 39,605.94 = 16,125 : x
  2. Step 2: Convert to fraction form
    28,701.06/39,605.94 = 16,125/x
  3. Step 3: Cross multiply
    28,701.06x = 39,605.94 × 16,125
  4. Step 4: Simplify right side
    28,701.06x = 638,645,782.50
  5. Step 5: Solve for x
    x = 638,645,782.50/28,701.06
  6. Step 6: Final answer
    x = 22,251.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.