Home / 64,650.96-96,983.19-17,903.84

Finding the Fourth Proportional to 64,650.96, 96,983.19 and 17,903.84

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Solution

The fourth proportional to 64,650.96, 96,983.19 and 17,903.84 is: 26,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,650.96 : 96,983.19 = 17,903.84 : x
  2. Step 2: Convert to fraction form
    64,650.96/96,983.19 = 17,903.84/x
  3. Step 3: Cross multiply
    64,650.96x = 96,983.19 × 17,903.84
  4. Step 4: Simplify right side
    64,650.96x = 1,736,371,031.53
  5. Step 5: Solve for x
    x = 1,736,371,031.53/64,650.96
  6. Step 6: Final answer
    x = 26,857.62

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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.