Home / 30,761.11-46,145.51-12,038.72

Finding the Fourth Proportional to 30,761.11, 46,145.51 and 12,038.72

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Solution

The fourth proportional to 30,761.11, 46,145.51 and 12,038.72 is: 18,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,761.11 : 46,145.51 = 12,038.72 : x
  2. Step 2: Convert to fraction form
    30,761.11/46,145.51 = 12,038.72/x
  3. Step 3: Cross multiply
    30,761.11x = 46,145.51 × 12,038.72
  4. Step 4: Simplify right side
    30,761.11x = 555,533,060.99
  5. Step 5: Solve for x
    x = 555,533,060.99/30,761.11
  6. Step 6: Final answer
    x = 18,059.59

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