Home / 41,945.04-57,836.16-31,316.76

Finding the Fourth Proportional to 41,945.04, 57,836.16 and 31,316.76

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Solution

The fourth proportional to 41,945.04, 57,836.16 and 31,316.76 is: 43,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,945.04 : 57,836.16 = 31,316.76 : x
  2. Step 2: Convert to fraction form
    41,945.04/57,836.16 = 31,316.76/x
  3. Step 3: Cross multiply
    41,945.04x = 57,836.16 × 31,316.76
  4. Step 4: Simplify right side
    41,945.04x = 1,811,241,142.04
  5. Step 5: Solve for x
    x = 1,811,241,142.04/41,945.04
  6. Step 6: Final answer
    x = 43,181.29

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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.