Home / 51,946.19-71,697.66-31,814.16

Finding the Fourth Proportional to 51,946.19, 71,697.66 and 31,814.16

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Solution

The fourth proportional to 51,946.19, 71,697.66 and 31,814.16 is: 43,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,946.19 : 71,697.66 = 31,814.16 : x
  2. Step 2: Convert to fraction form
    51,946.19/71,697.66 = 31,814.16/x
  3. Step 3: Cross multiply
    51,946.19x = 71,697.66 × 31,814.16
  4. Step 4: Simplify right side
    51,946.19x = 2,281,000,826.87
  5. Step 5: Solve for x
    x = 2,281,000,826.87/51,946.19
  6. Step 6: Final answer
    x = 43,910.84

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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.