Home / 64,423.28-96,644.04-20,054.52

Finding the Fourth Proportional to 64,423.28, 96,644.04 and 20,054.52

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Solution

The fourth proportional to 64,423.28, 96,644.04 and 20,054.52 is: 30,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,423.28 : 96,644.04 = 20,054.52 : x
  2. Step 2: Convert to fraction form
    64,423.28/96,644.04 = 20,054.52/x
  3. Step 3: Cross multiply
    64,423.28x = 96,644.04 × 20,054.52
  4. Step 4: Simplify right side
    64,423.28x = 1,938,149,249.57
  5. Step 5: Solve for x
    x = 1,938,149,249.57/64,423.28
  6. Step 6: Final answer
    x = 30,084.61

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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.