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Finding the Fourth Proportional to 28,592.52, 39,457.62 and 16,017

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Solution

The fourth proportional to 28,592.52, 39,457.62 and 16,017 is: 22,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592.52 : 39,457.62 = 16,017 : x
  2. Step 2: Convert to fraction form
    28,592.52/39,457.62 = 16,017/x
  3. Step 3: Cross multiply
    28,592.52x = 39,457.62 × 16,017
  4. Step 4: Simplify right side
    28,592.52x = 631,992,699.54
  5. Step 5: Solve for x
    x = 631,992,699.54/28,592.52
  6. Step 6: Final answer
    x = 22,103.43

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1.5x scale

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.