Home / 34,385.76-47,143.32-33,763.68

Finding the Fourth Proportional to 34,385.76, 47,143.32 and 33,763.68

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Solution

The fourth proportional to 34,385.76, 47,143.32 and 33,763.68 is: 46,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,385.76 : 47,143.32 = 33,763.68 : x
  2. Step 2: Convert to fraction form
    34,385.76/47,143.32 = 33,763.68/x
  3. Step 3: Cross multiply
    34,385.76x = 47,143.32 × 33,763.68
  4. Step 4: Simplify right side
    34,385.76x = 1,591,731,970.62
  5. Step 5: Solve for x
    x = 1,591,731,970.62/34,385.76
  6. Step 6: Final answer
    x = 46,290.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.