Home / 30,061.68-45,118.44-11,606.64

Finding the Fourth Proportional to 30,061.68, 45,118.44 and 11,606.64

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Solution

The fourth proportional to 30,061.68, 45,118.44 and 11,606.64 is: 17,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.68 : 45,118.44 = 11,606.64 : x
  2. Step 2: Convert to fraction form
    30,061.68/45,118.44 = 11,606.64/x
  3. Step 3: Cross multiply
    30,061.68x = 45,118.44 × 11,606.64
  4. Step 4: Simplify right side
    30,061.68x = 523,673,490.44
  5. Step 5: Solve for x
    x = 523,673,490.44/30,061.68
  6. Step 6: Final answer
    x = 17,419.97

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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.