Home / 51,764.32-71,437.38-31,617.94

Finding the Fourth Proportional to 51,764.32, 71,437.38 and 31,617.94

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Solution

The fourth proportional to 51,764.32, 71,437.38 and 31,617.94 is: 43,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,764.32 : 71,437.38 = 31,617.94 : x
  2. Step 2: Convert to fraction form
    51,764.32/71,437.38 = 31,617.94/x
  3. Step 3: Cross multiply
    51,764.32x = 71,437.38 × 31,617.94
  4. Step 4: Simplify right side
    51,764.32x = 2,258,702,794.60
  5. Step 5: Solve for x
    x = 2,258,702,794.60/51,764.32
  6. Step 6: Final answer
    x = 43,634.36

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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.