Home / 44,118.90-66,182.32-12,529.44

Finding the Fourth Proportional to 44,118.90, 66,182.32 and 12,529.44

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Solution

The fourth proportional to 44,118.90, 66,182.32 and 12,529.44 is: 18,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,118.90 : 66,182.32 = 12,529.44 : x
  2. Step 2: Convert to fraction form
    44,118.90/66,182.32 = 12,529.44/x
  3. Step 3: Cross multiply
    44,118.90x = 66,182.32 × 12,529.44
  4. Step 4: Simplify right side
    44,118.90x = 829,227,407.50
  5. Step 5: Solve for x
    x = 829,227,407.50/44,118.90
  6. Step 6: Final answer
    x = 18,795.29

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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.