Home / 51,785.91-71,458.74-29,124.41

Finding the Fourth Proportional to 51,785.91, 71,458.74 and 29,124.41

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Solution

The fourth proportional to 51,785.91, 71,458.74 and 29,124.41 is: 40,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,785.91 : 71,458.74 = 29,124.41 : x
  2. Step 2: Convert to fraction form
    51,785.91/71,458.74 = 29,124.41/x
  3. Step 3: Cross multiply
    51,785.91x = 71,458.74 × 29,124.41
  4. Step 4: Simplify right side
    51,785.91x = 2,081,193,284.55
  5. Step 5: Solve for x
    x = 2,081,193,284.55/51,785.91
  6. Step 6: Final answer
    x = 40,188.41

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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.