Home / 51,766.22-71,439.91-29,112.35

Finding the Fourth Proportional to 51,766.22, 71,439.91 and 29,112.35

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Solution

The fourth proportional to 51,766.22, 71,439.91 and 29,112.35 is: 40,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,766.22 : 71,439.91 = 29,112.35 : x
  2. Step 2: Convert to fraction form
    51,766.22/71,439.91 = 29,112.35/x
  3. Step 3: Cross multiply
    51,766.22x = 71,439.91 × 29,112.35
  4. Step 4: Simplify right side
    51,766.22x = 2,079,783,233.91
  5. Step 5: Solve for x
    x = 2,079,783,233.91/51,766.22
  6. Step 6: Final answer
    x = 40,176.45

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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.