Home / 29,486.89-44,181.06-12,821.95

Finding the Fourth Proportional to 29,486.89, 44,181.06 and 12,821.95

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Solution

The fourth proportional to 29,486.89, 44,181.06 and 12,821.95 is: 19,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,486.89 : 44,181.06 = 12,821.95 : x
  2. Step 2: Convert to fraction form
    29,486.89/44,181.06 = 12,821.95/x
  3. Step 3: Cross multiply
    29,486.89x = 44,181.06 × 12,821.95
  4. Step 4: Simplify right side
    29,486.89x = 566,487,342.27
  5. Step 5: Solve for x
    x = 566,487,342.27/29,486.89
  6. Step 6: Final answer
    x = 19,211.50

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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.