Home / 31,941.60-44,076.96-18,329.76

Finding the Fourth Proportional to 31,941.60, 44,076.96 and 18,329.76

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Solution

The fourth proportional to 31,941.60, 44,076.96 and 18,329.76 is: 25,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941.60 : 44,076.96 = 18,329.76 : x
  2. Step 2: Convert to fraction form
    31,941.60/44,076.96 = 18,329.76/x
  3. Step 3: Cross multiply
    31,941.60x = 44,076.96 × 18,329.76
  4. Step 4: Simplify right side
    31,941.60x = 807,920,098.33
  5. Step 5: Solve for x
    x = 807,920,098.33/31,941.60
  6. Step 6: Final answer
    x = 25,293.66

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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.