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Finding the Fourth Proportional to 18,114.58, 24,998.08 and 10,156.82

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Solution

The fourth proportional to 18,114.58, 24,998.08 and 10,156.82 is: 14,016.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.58 : 24,998.08 = 10,156.82 : x
  2. Step 2: Convert to fraction form
    18,114.58/24,998.08 = 10,156.82/x
  3. Step 3: Cross multiply
    18,114.58x = 24,998.08 × 10,156.82
  4. Step 4: Simplify right side
    18,114.58x = 253,900,998.91
  5. Step 5: Solve for x
    x = 253,900,998.91/18,114.58
  6. Step 6: Final answer
    x = 14,016.39

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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.