Home / 29,820.20-44,730.68-12,949.32

Finding the Fourth Proportional to 29,820.20, 44,730.68 and 12,949.32

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Solution

The fourth proportional to 29,820.20, 44,730.68 and 12,949.32 is: 19,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.20 : 44,730.68 = 12,949.32 : x
  2. Step 2: Convert to fraction form
    29,820.20/44,730.68 = 12,949.32/x
  3. Step 3: Cross multiply
    29,820.20x = 44,730.68 × 12,949.32
  4. Step 4: Simplify right side
    29,820.20x = 579,231,889.14
  5. Step 5: Solve for x
    x = 579,231,889.14/29,820.20
  6. Step 6: Final answer
    x = 19,424.15

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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.