Home / 52,911.44-73,012.47-31,690.16

Finding the Fourth Proportional to 52,911.44, 73,012.47 and 31,690.16

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Solution

The fourth proportional to 52,911.44, 73,012.47 and 31,690.16 is: 43,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,911.44 : 73,012.47 = 31,690.16 : x
  2. Step 2: Convert to fraction form
    52,911.44/73,012.47 = 31,690.16/x
  3. Step 3: Cross multiply
    52,911.44x = 73,012.47 × 31,690.16
  4. Step 4: Simplify right side
    52,911.44x = 2,313,776,856.30
  5. Step 5: Solve for x
    x = 2,313,776,856.30/52,911.44
  6. Step 6: Final answer
    x = 43,729.24

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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.