Home / 29,840.90-44,744.30-12,289.82

Finding the Fourth Proportional to 29,840.90, 44,744.30 and 12,289.82

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Solution

The fourth proportional to 29,840.90, 44,744.30 and 12,289.82 is: 18,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,840.90 : 44,744.30 = 12,289.82 : x
  2. Step 2: Convert to fraction form
    29,840.90/44,744.30 = 12,289.82/x
  3. Step 3: Cross multiply
    29,840.90x = 44,744.30 × 12,289.82
  4. Step 4: Simplify right side
    29,840.90x = 549,899,393.03
  5. Step 5: Solve for x
    x = 549,899,393.03/29,840.90
  6. Step 6: Final answer
    x = 18,427.71

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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.