Home / 52,609.10-78,917.76-17,548.72

Finding the Fourth Proportional to 52,609.10, 78,917.76 and 17,548.72

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Solution

The fourth proportional to 52,609.10, 78,917.76 and 17,548.72 is: 26,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609.10 : 78,917.76 = 17,548.72 : x
  2. Step 2: Convert to fraction form
    52,609.10/78,917.76 = 17,548.72/x
  3. Step 3: Cross multiply
    52,609.10x = 78,917.76 × 17,548.72
  4. Step 4: Simplify right side
    52,609.10x = 1,384,905,475.97
  5. Step 5: Solve for x
    x = 1,384,905,475.97/52,609.10
  6. Step 6: Final answer
    x = 26,324.45

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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.