Home / 51,785.19-71,462.88-29,124.17

Finding the Fourth Proportional to 51,785.19, 71,462.88 and 29,124.17

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Solution

The fourth proportional to 51,785.19, 71,462.88 and 29,124.17 is: 40,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,785.19 : 71,462.88 = 29,124.17 : x
  2. Step 2: Convert to fraction form
    51,785.19/71,462.88 = 29,124.17/x
  3. Step 3: Cross multiply
    51,785.19x = 71,462.88 × 29,124.17
  4. Step 4: Simplify right side
    51,785.19x = 2,081,296,708.50
  5. Step 5: Solve for x
    x = 2,081,296,708.50/51,785.19
  6. Step 6: Final answer
    x = 40,190.96

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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.