Home / 41,031.60-61,485.81-31,657.56

Finding the Fourth Proportional to 41,031.60, 61,485.81 and 31,657.56

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Solution

The fourth proportional to 41,031.60, 61,485.81 and 31,657.56 is: 47,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,031.60 : 61,485.81 = 31,657.56 : x
  2. Step 2: Convert to fraction form
    41,031.60/61,485.81 = 31,657.56/x
  3. Step 3: Cross multiply
    41,031.60x = 61,485.81 × 31,657.56
  4. Step 4: Simplify right side
    41,031.60x = 1,946,490,719.22
  5. Step 5: Solve for x
    x = 1,946,490,719.22/41,031.60
  6. Step 6: Final answer
    x = 47,438.82

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