Home / 17,427.68-26,133.53-5,579.15

Finding the Fourth Proportional to 17,427.68, 26,133.53 and 5,579.15

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Solution

The fourth proportional to 17,427.68, 26,133.53 and 5,579.15 is: 8,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,427.68 : 26,133.53 = 5,579.15 : x
  2. Step 2: Convert to fraction form
    17,427.68/26,133.53 = 5,579.15/x
  3. Step 3: Cross multiply
    17,427.68x = 26,133.53 × 5,579.15
  4. Step 4: Simplify right side
    17,427.68x = 145,802,921.34
  5. Step 5: Solve for x
    x = 145,802,921.34/17,427.68
  6. Step 6: Final answer
    x = 8,366.17

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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.