Home / 31,036.04-42,830.70-16,889.84

Finding the Fourth Proportional to 31,036.04, 42,830.70 and 16,889.84

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Solution

The fourth proportional to 31,036.04, 42,830.70 and 16,889.84 is: 23,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.04 : 42,830.70 = 16,889.84 : x
  2. Step 2: Convert to fraction form
    31,036.04/42,830.70 = 16,889.84/x
  3. Step 3: Cross multiply
    31,036.04x = 42,830.70 × 16,889.84
  4. Step 4: Simplify right side
    31,036.04x = 723,403,670.09
  5. Step 5: Solve for x
    x = 723,403,670.09/31,036.04
  6. Step 6: Final answer
    x = 23,308.50

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