Home / 41,719.33-57,627.89-31,090.51

Finding the Fourth Proportional to 41,719.33, 57,627.89 and 31,090.51

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Solution

The fourth proportional to 41,719.33, 57,627.89 and 31,090.51 is: 42,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,719.33 : 57,627.89 = 31,090.51 : x
  2. Step 2: Convert to fraction form
    41,719.33/57,627.89 = 31,090.51/x
  3. Step 3: Cross multiply
    41,719.33x = 57,627.89 × 31,090.51
  4. Step 4: Simplify right side
    41,719.33x = 1,791,680,334.87
  5. Step 5: Solve for x
    x = 1,791,680,334.87/41,719.33
  6. Step 6: Final answer
    x = 42,946.05

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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.