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Finding the Fourth Proportional to 18,083.94, 24,957.97 and 10,124.63

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Solution

The fourth proportional to 18,083.94, 24,957.97 and 10,124.63 is: 13,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.94 : 24,957.97 = 10,124.63 : x
  2. Step 2: Convert to fraction form
    18,083.94/24,957.97 = 10,124.63/x
  3. Step 3: Cross multiply
    18,083.94x = 24,957.97 × 10,124.63
  4. Step 4: Simplify right side
    18,083.94x = 252,690,212.24
  5. Step 5: Solve for x
    x = 252,690,212.24/18,083.94
  6. Step 6: Final answer
    x = 13,973.18

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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.