Home / 52,433.64-72,357.84-31,213.26

Finding the Fourth Proportional to 52,433.64, 72,357.84 and 31,213.26

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Solution

The fourth proportional to 52,433.64, 72,357.84 and 31,213.26 is: 43,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,433.64 : 72,357.84 = 31,213.26 : x
  2. Step 2: Convert to fraction form
    52,433.64/72,357.84 = 31,213.26/x
  3. Step 3: Cross multiply
    52,433.64x = 72,357.84 × 31,213.26
  4. Step 4: Simplify right side
    52,433.64x = 2,258,524,072.96
  5. Step 5: Solve for x
    x = 2,258,524,072.96/52,433.64
  6. Step 6: Final answer
    x = 43,073.95

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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.