Home / 43,309.28-64,963.82-16,995.62

Finding the Fourth Proportional to 43,309.28, 64,963.82 and 16,995.62

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Solution

The fourth proportional to 43,309.28, 64,963.82 and 16,995.62 is: 25,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,309.28 : 64,963.82 = 16,995.62 : x
  2. Step 2: Convert to fraction form
    43,309.28/64,963.82 = 16,995.62/x
  3. Step 3: Cross multiply
    43,309.28x = 64,963.82 × 16,995.62
  4. Step 4: Simplify right side
    43,309.28x = 1,104,100,603.37
  5. Step 5: Solve for x
    x = 1,104,100,603.37/43,309.28
  6. Step 6: Final answer
    x = 25,493.39

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Double scale
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Similar ratio
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1.5x scale

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.