Home / 64,651.71-96,984.32-17,904.59

Finding the Fourth Proportional to 64,651.71, 96,984.32 and 17,904.59

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Solution

The fourth proportional to 64,651.71, 96,984.32 and 17,904.59 is: 26,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,651.71 : 96,984.32 = 17,904.59 : x
  2. Step 2: Convert to fraction form
    64,651.71/96,984.32 = 17,904.59/x
  3. Step 3: Cross multiply
    64,651.71x = 96,984.32 × 17,904.59
  4. Step 4: Simplify right side
    64,651.71x = 1,736,463,911.58
  5. Step 5: Solve for x
    x = 1,736,463,911.58/64,651.71
  6. Step 6: Final answer
    x = 26,858.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.