Home / 64,983.39-97,478.52-18,239.91

Finding the Fourth Proportional to 64,983.39, 97,478.52 and 18,239.91

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Solution

The fourth proportional to 64,983.39, 97,478.52 and 18,239.91 is: 27,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,983.39 : 97,478.52 = 18,239.91 : x
  2. Step 2: Convert to fraction form
    64,983.39/97,478.52 = 18,239.91/x
  3. Step 3: Cross multiply
    64,983.39x = 97,478.52 × 18,239.91
  4. Step 4: Simplify right side
    64,983.39x = 1,777,999,431.73
  5. Step 5: Solve for x
    x = 1,777,999,431.73/64,983.39
  6. Step 6: Final answer
    x = 27,360.83

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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.