Home / 45,384.96-67,960.80-27,801.48

Finding the Fourth Proportional to 45,384.96, 67,960.80 and 27,801.48

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Solution

The fourth proportional to 45,384.96, 67,960.80 and 27,801.48 is: 41,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.96 : 67,960.80 = 27,801.48 : x
  2. Step 2: Convert to fraction form
    45,384.96/67,960.80 = 27,801.48/x
  3. Step 3: Cross multiply
    45,384.96x = 67,960.80 × 27,801.48
  4. Step 4: Simplify right side
    45,384.96x = 1,889,410,821.98
  5. Step 5: Solve for x
    x = 1,889,410,821.98/45,384.96
  6. Step 6: Final answer
    x = 41,630.77

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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.