Home / 56,063.84-84,087.64-18,108.04

Finding the Fourth Proportional to 56,063.84, 84,087.64 and 18,108.04

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Solution

The fourth proportional to 56,063.84, 84,087.64 and 18,108.04 is: 27,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063.84 : 84,087.64 = 18,108.04 : x
  2. Step 2: Convert to fraction form
    56,063.84/84,087.64 = 18,108.04/x
  3. Step 3: Cross multiply
    56,063.84x = 84,087.64 × 18,108.04
  4. Step 4: Simplify right side
    56,063.84x = 1,522,662,348.63
  5. Step 5: Solve for x
    x = 1,522,662,348.63/56,063.84
  6. Step 6: Final answer
    x = 27,159.44

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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.