Home / 52,664.70-72,671.82-31,441.08

Finding the Fourth Proportional to 52,664.70, 72,671.82 and 31,441.08

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Solution

The fourth proportional to 52,664.70, 72,671.82 and 31,441.08 is: 43,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,664.70 : 72,671.82 = 31,441.08 : x
  2. Step 2: Convert to fraction form
    52,664.70/72,671.82 = 31,441.08/x
  3. Step 3: Cross multiply
    52,664.70x = 72,671.82 × 31,441.08
  4. Step 4: Simplify right side
    52,664.70x = 2,284,880,506.37
  5. Step 5: Solve for x
    x = 2,284,880,506.37/52,664.70
  6. Step 6: Final answer
    x = 43,385.43

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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.