Home / 64,644.14-96,966.21-20,274.77

Finding the Fourth Proportional to 64,644.14, 96,966.21 and 20,274.77

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Solution

The fourth proportional to 64,644.14, 96,966.21 and 20,274.77 is: 30,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,644.14 : 96,966.21 = 20,274.77 : x
  2. Step 2: Convert to fraction form
    64,644.14/96,966.21 = 20,274.77/x
  3. Step 3: Cross multiply
    64,644.14x = 96,966.21 × 20,274.77
  4. Step 4: Simplify right side
    64,644.14x = 1,965,967,120.69
  5. Step 5: Solve for x
    x = 1,965,967,120.69/64,644.14
  6. Step 6: Final answer
    x = 30,412.15

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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.