Home / 52,743.28-72,785.81-28,871.47

Finding the Fourth Proportional to 52,743.28, 72,785.81 and 28,871.47

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Solution

The fourth proportional to 52,743.28, 72,785.81 and 28,871.47 is: 39,842.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.28 : 72,785.81 = 28,871.47 : x
  2. Step 2: Convert to fraction form
    52,743.28/72,785.81 = 28,871.47/x
  3. Step 3: Cross multiply
    52,743.28x = 72,785.81 × 28,871.47
  4. Step 4: Simplify right side
    52,743.28x = 2,101,432,821.55
  5. Step 5: Solve for x
    x = 2,101,432,821.55/52,743.28
  6. Step 6: Final answer
    x = 39,842.66

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