Home / 40,631.45-60,953.99-13,976.37

Finding the Fourth Proportional to 40,631.45, 60,953.99 and 13,976.37

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Solution

The fourth proportional to 40,631.45, 60,953.99 and 13,976.37 is: 20,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,631.45 : 60,953.99 = 13,976.37 : x
  2. Step 2: Convert to fraction form
    40,631.45/60,953.99 = 13,976.37/x
  3. Step 3: Cross multiply
    40,631.45x = 60,953.99 × 13,976.37
  4. Step 4: Simplify right side
    40,631.45x = 851,915,517.22
  5. Step 5: Solve for x
    x = 851,915,517.22/40,631.45
  6. Step 6: Final answer
    x = 20,966.90

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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.