Home / 34,152.90-51,246.35-19,150.68

Finding the Fourth Proportional to 34,152.90, 51,246.35 and 19,150.68

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Solution

The fourth proportional to 34,152.90, 51,246.35 and 19,150.68 is: 28,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,152.90 : 51,246.35 = 19,150.68 : x
  2. Step 2: Convert to fraction form
    34,152.90/51,246.35 = 19,150.68/x
  3. Step 3: Cross multiply
    34,152.90x = 51,246.35 × 19,150.68
  4. Step 4: Simplify right side
    34,152.90x = 981,402,450.02
  5. Step 5: Solve for x
    x = 981,402,450.02/34,152.90
  6. Step 6: Final answer
    x = 28,735.55

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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.