Home / 40,798.49-61,188.21-11,218.64

Finding the Fourth Proportional to 40,798.49, 61,188.21 and 11,218.64

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Solution

The fourth proportional to 40,798.49, 61,188.21 and 11,218.64 is: 16,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.49 : 61,188.21 = 11,218.64 : x
  2. Step 2: Convert to fraction form
    40,798.49/61,188.21 = 11,218.64/x
  3. Step 3: Cross multiply
    40,798.49x = 61,188.21 × 11,218.64
  4. Step 4: Simplify right side
    40,798.49x = 686,448,194.29
  5. Step 5: Solve for x
    x = 686,448,194.29/40,798.49
  6. Step 6: Final answer
    x = 16,825.34

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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.