Home / 50,955.45-70,269.03-39,604.92

Finding the Fourth Proportional to 50,955.45, 70,269.03 and 39,604.92

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Solution

The fourth proportional to 50,955.45, 70,269.03 and 39,604.92 is: 54,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955.45 : 70,269.03 = 39,604.92 : x
  2. Step 2: Convert to fraction form
    50,955.45/70,269.03 = 39,604.92/x
  3. Step 3: Cross multiply
    50,955.45x = 70,269.03 × 39,604.92
  4. Step 4: Simplify right side
    50,955.45x = 2,782,999,311.63
  5. Step 5: Solve for x
    x = 2,782,999,311.63/50,955.45
  6. Step 6: Final answer
    x = 54,616.32

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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.