Home / 43,316.91-64,963.89-17,021.88

Finding the Fourth Proportional to 43,316.91, 64,963.89 and 17,021.88

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Solution

The fourth proportional to 43,316.91, 64,963.89 and 17,021.88 is: 25,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,316.91 : 64,963.89 = 17,021.88 : x
  2. Step 2: Convert to fraction form
    43,316.91/64,963.89 = 17,021.88/x
  3. Step 3: Cross multiply
    43,316.91x = 64,963.89 × 17,021.88
  4. Step 4: Simplify right side
    43,316.91x = 1,105,807,539.91
  5. Step 5: Solve for x
    x = 1,105,807,539.91/43,316.91
  6. Step 6: Final answer
    x = 25,528.31

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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.