Home / 30,988.14-42,764.28-16,841.91

Finding the Fourth Proportional to 30,988.14, 42,764.28 and 16,841.91

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Solution

The fourth proportional to 30,988.14, 42,764.28 and 16,841.91 is: 23,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,988.14 : 42,764.28 = 16,841.91 : x
  2. Step 2: Convert to fraction form
    30,988.14/42,764.28 = 16,841.91/x
  3. Step 3: Cross multiply
    30,988.14x = 42,764.28 × 16,841.91
  4. Step 4: Simplify right side
    30,988.14x = 720,232,154.97
  5. Step 5: Solve for x
    x = 720,232,154.97/30,988.14
  6. Step 6: Final answer
    x = 23,242.19

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