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Finding the Fourth Proportional to 57,496.68, 86,216.04 and 17,508

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Solution

The fourth proportional to 57,496.68, 86,216.04 and 17,508 is: 26,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496.68 : 86,216.04 = 17,508 : x
  2. Step 2: Convert to fraction form
    57,496.68/86,216.04 = 17,508/x
  3. Step 3: Cross multiply
    57,496.68x = 86,216.04 × 17,508
  4. Step 4: Simplify right side
    57,496.68x = 1,509,470,428.32
  5. Step 5: Solve for x
    x = 1,509,470,428.32/57,496.68
  6. Step 6: Final answer
    x = 26,253.18

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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.