Home / 51,811.77-71,496.23-29,146.25

Finding the Fourth Proportional to 51,811.77, 71,496.23 and 29,146.25

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Solution

The fourth proportional to 51,811.77, 71,496.23 and 29,146.25 is: 40,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811.77 : 71,496.23 = 29,146.25 : x
  2. Step 2: Convert to fraction form
    51,811.77/71,496.23 = 29,146.25/x
  3. Step 3: Cross multiply
    51,811.77x = 71,496.23 × 29,146.25
  4. Step 4: Simplify right side
    51,811.77x = 2,083,846,847.91
  5. Step 5: Solve for x
    x = 2,083,846,847.91/51,811.77
  6. Step 6: Final answer
    x = 40,219.56

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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.