Home / 31,064.79-42,869.90-16,917.62

Finding the Fourth Proportional to 31,064.79, 42,869.90 and 16,917.62

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Solution

The fourth proportional to 31,064.79, 42,869.90 and 16,917.62 is: 23,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,064.79 : 42,869.90 = 16,917.62 : x
  2. Step 2: Convert to fraction form
    31,064.79/42,869.90 = 16,917.62/x
  3. Step 3: Cross multiply
    31,064.79x = 42,869.90 × 16,917.62
  4. Step 4: Simplify right side
    31,064.79x = 725,256,677.64
  5. Step 5: Solve for x
    x = 725,256,677.64/31,064.79
  6. Step 6: Final answer
    x = 23,346.58

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