Home / 51,865.55-71,571.70-29,203.77

Finding the Fourth Proportional to 51,865.55, 71,571.70 and 29,203.77

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Solution

The fourth proportional to 51,865.55, 71,571.70 and 29,203.77 is: 40,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,865.55 : 71,571.70 = 29,203.77 : x
  2. Step 2: Convert to fraction form
    51,865.55/71,571.70 = 29,203.77/x
  3. Step 3: Cross multiply
    51,865.55x = 71,571.70 × 29,203.77
  4. Step 4: Simplify right side
    51,865.55x = 2,090,163,770.21
  5. Step 5: Solve for x
    x = 2,090,163,770.21/51,865.55
  6. Step 6: Final answer
    x = 40,299.66

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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.