Home / 19,546.56-29,319.66-4,755.48

Finding the Fourth Proportional to 19,546.56, 29,319.66 and 4,755.48

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Solution

The fourth proportional to 19,546.56, 29,319.66 and 4,755.48 is: 7,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.56 : 29,319.66 = 4,755.48 : x
  2. Step 2: Convert to fraction form
    19,546.56/29,319.66 = 4,755.48/x
  3. Step 3: Cross multiply
    19,546.56x = 29,319.66 × 4,755.48
  4. Step 4: Simplify right side
    19,546.56x = 139,429,056.74
  5. Step 5: Solve for x
    x = 139,429,056.74/19,546.56
  6. Step 6: Final answer
    x = 7,133.18

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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.