Home / 41,401.92-57,008.10-31,207.76

Finding the Fourth Proportional to 41,401.92, 57,008.10 and 31,207.76

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Solution

The fourth proportional to 41,401.92, 57,008.10 and 31,207.76 is: 42,971.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,401.92 : 57,008.10 = 31,207.76 : x
  2. Step 2: Convert to fraction form
    41,401.92/57,008.10 = 31,207.76/x
  3. Step 3: Cross multiply
    41,401.92x = 57,008.10 × 31,207.76
  4. Step 4: Simplify right side
    41,401.92x = 1,779,095,102.86
  5. Step 5: Solve for x
    x = 1,779,095,102.86/41,401.92
  6. Step 6: Final answer
    x = 42,971.32

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