Home / 41,072.76-56,695.77-31,980.15

Finding the Fourth Proportional to 41,072.76, 56,695.77 and 31,980.15

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Solution

The fourth proportional to 41,072.76, 56,695.77 and 31,980.15 is: 44,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,072.76 : 56,695.77 = 31,980.15 : x
  2. Step 2: Convert to fraction form
    41,072.76/56,695.77 = 31,980.15/x
  3. Step 3: Cross multiply
    41,072.76x = 56,695.77 × 31,980.15
  4. Step 4: Simplify right side
    41,072.76x = 1,813,139,228.97
  5. Step 5: Solve for x
    x = 1,813,139,228.97/41,072.76
  6. Step 6: Final answer
    x = 44,144.57

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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.