Home / 34,150.80-51,228.60-19,366.80

Finding the Fourth Proportional to 34,150.80, 51,228.60 and 19,366.80

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Solution

The fourth proportional to 34,150.80, 51,228.60 and 19,366.80 is: 29,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,150.80 : 51,228.60 = 19,366.80 : x
  2. Step 2: Convert to fraction form
    34,150.80/51,228.60 = 19,366.80/x
  3. Step 3: Cross multiply
    34,150.80x = 51,228.60 × 19,366.80
  4. Step 4: Simplify right side
    34,150.80x = 992,134,050.48
  5. Step 5: Solve for x
    x = 992,134,050.48/34,150.80
  6. Step 6: Final answer
    x = 29,051.56

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1.5x scale

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.