Home / 36,609.30-54,913.95-31,664.25

Finding the Fourth Proportional to 36,609.30, 54,913.95 and 31,664.25

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Solution

The fourth proportional to 36,609.30, 54,913.95 and 31,664.25 is: 47,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.30 : 54,913.95 = 31,664.25 : x
  2. Step 2: Convert to fraction form
    36,609.30/54,913.95 = 31,664.25/x
  3. Step 3: Cross multiply
    36,609.30x = 54,913.95 × 31,664.25
  4. Step 4: Simplify right side
    36,609.30x = 1,738,809,041.29
  5. Step 5: Solve for x
    x = 1,738,809,041.29/36,609.30
  6. Step 6: Final answer
    x = 47,496.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.