Home / 34,516.19-47,629.62-19,405.98

Finding the Fourth Proportional to 34,516.19, 47,629.62 and 19,405.98

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Solution

The fourth proportional to 34,516.19, 47,629.62 and 19,405.98 is: 26,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,516.19 : 47,629.62 = 19,405.98 : x
  2. Step 2: Convert to fraction form
    34,516.19/47,629.62 = 19,405.98/x
  3. Step 3: Cross multiply
    34,516.19x = 47,629.62 × 19,405.98
  4. Step 4: Simplify right side
    34,516.19x = 924,299,453.13
  5. Step 5: Solve for x
    x = 924,299,453.13/34,516.19
  6. Step 6: Final answer
    x = 26,778.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.