Home / 28,827.94-39,782.61-16,252.66

Finding the Fourth Proportional to 28,827.94, 39,782.61 and 16,252.66

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Solution

The fourth proportional to 28,827.94, 39,782.61 and 16,252.66 is: 22,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827.94 : 39,782.61 = 16,252.66 : x
  2. Step 2: Convert to fraction form
    28,827.94/39,782.61 = 16,252.66/x
  3. Step 3: Cross multiply
    28,827.94x = 39,782.61 × 16,252.66
  4. Step 4: Simplify right side
    28,827.94x = 646,573,234.24
  5. Step 5: Solve for x
    x = 646,573,234.24/28,827.94
  6. Step 6: Final answer
    x = 22,428.70

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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.