Home / 12,384.80-18,577.14-3,024.87

Finding the Fourth Proportional to 12,384.80, 18,577.14 and 3,024.87

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Solution

The fourth proportional to 12,384.80, 18,577.14 and 3,024.87 is: 4,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384.80 : 18,577.14 = 3,024.87 : x
  2. Step 2: Convert to fraction form
    12,384.80/18,577.14 = 3,024.87/x
  3. Step 3: Cross multiply
    12,384.80x = 18,577.14 × 3,024.87
  4. Step 4: Simplify right side
    12,384.80x = 56,193,433.47
  5. Step 5: Solve for x
    x = 56,193,433.47/12,384.80
  6. Step 6: Final answer
    x = 4,537.29

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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.