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Finding the Fourth Proportional to 24,992.66, 37,441.63 and 12,689.30

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Solution

The fourth proportional to 24,992.66, 37,441.63 and 12,689.30 is: 19,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,992.66 : 37,441.63 = 12,689.30 : x
  2. Step 2: Convert to fraction form
    24,992.66/37,441.63 = 12,689.30/x
  3. Step 3: Cross multiply
    24,992.66x = 37,441.63 × 12,689.30
  4. Step 4: Simplify right side
    24,992.66x = 475,108,075.56
  5. Step 5: Solve for x
    x = 475,108,075.56/24,992.66
  6. Step 6: Final answer
    x = 19,009.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.