Home / 44,520.89-66,784.80-12,931.47

Finding the Fourth Proportional to 44,520.89, 66,784.80 and 12,931.47

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Solution

The fourth proportional to 44,520.89, 66,784.80 and 12,931.47 is: 19,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,520.89 : 66,784.80 = 12,931.47 : x
  2. Step 2: Convert to fraction form
    44,520.89/66,784.80 = 12,931.47/x
  3. Step 3: Cross multiply
    44,520.89x = 66,784.80 × 12,931.47
  4. Step 4: Simplify right side
    44,520.89x = 863,625,637.66
  5. Step 5: Solve for x
    x = 863,625,637.66/44,520.89
  6. Step 6: Final answer
    x = 19,398.21

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