Home / 51,866.40-71,562.96-29,200.80

Finding the Fourth Proportional to 51,866.40, 71,562.96 and 29,200.80

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Solution

The fourth proportional to 51,866.40, 71,562.96 and 29,200.80 is: 40,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,866.40 : 71,562.96 = 29,200.80 : x
  2. Step 2: Convert to fraction form
    51,866.40/71,562.96 = 29,200.80/x
  3. Step 3: Cross multiply
    51,866.40x = 71,562.96 × 29,200.80
  4. Step 4: Simplify right side
    51,866.40x = 2,089,695,682.37
  5. Step 5: Solve for x
    x = 2,089,695,682.37/51,866.40
  6. Step 6: Final answer
    x = 40,289.97

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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.