Home / 51,945.40-71,686.74-29,285.23

Finding the Fourth Proportional to 51,945.40, 71,686.74 and 29,285.23

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Solution

The fourth proportional to 51,945.40, 71,686.74 and 29,285.23 is: 40,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945.40 : 71,686.74 = 29,285.23 : x
  2. Step 2: Convert to fraction form
    51,945.40/71,686.74 = 29,285.23/x
  3. Step 3: Cross multiply
    51,945.40x = 71,686.74 × 29,285.23
  4. Step 4: Simplify right side
    51,945.40x = 2,099,362,668.85
  5. Step 5: Solve for x
    x = 2,099,362,668.85/51,945.40
  6. Step 6: Final answer
    x = 40,414.79

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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.