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Finding the Fourth Proportional to 17,985.84, 24,813.43 and 11,610.73

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Solution

The fourth proportional to 17,985.84, 24,813.43 and 11,610.73 is: 16,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.84 : 24,813.43 = 11,610.73 : x
  2. Step 2: Convert to fraction form
    17,985.84/24,813.43 = 11,610.73/x
  3. Step 3: Cross multiply
    17,985.84x = 24,813.43 × 11,610.73
  4. Step 4: Simplify right side
    17,985.84x = 288,102,036.10
  5. Step 5: Solve for x
    x = 288,102,036.10/17,985.84
  6. Step 6: Final answer
    x = 16,018.27

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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.