Home / 51,390.57-70,930.83-33,454.33

Finding the Fourth Proportional to 51,390.57, 70,930.83 and 33,454.33

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Solution

The fourth proportional to 51,390.57, 70,930.83 and 33,454.33 is: 46,174.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,390.57 : 70,930.83 = 33,454.33 : x
  2. Step 2: Convert to fraction form
    51,390.57/70,930.83 = 33,454.33/x
  3. Step 3: Cross multiply
    51,390.57x = 70,930.83 × 33,454.33
  4. Step 4: Simplify right side
    51,390.57x = 2,372,943,393.99
  5. Step 5: Solve for x
    x = 2,372,943,393.99/51,390.57
  6. Step 6: Final answer
    x = 46,174.69

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1.5x scale

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.