Home / 19,373.78-29,052.02-5,519.54

Finding the Fourth Proportional to 19,373.78, 29,052.02 and 5,519.54

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Solution

The fourth proportional to 19,373.78, 29,052.02 and 5,519.54 is: 8,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.78 : 29,052.02 = 5,519.54 : x
  2. Step 2: Convert to fraction form
    19,373.78/29,052.02 = 5,519.54/x
  3. Step 3: Cross multiply
    19,373.78x = 29,052.02 × 5,519.54
  4. Step 4: Simplify right side
    19,373.78x = 160,353,613.61
  5. Step 5: Solve for x
    x = 160,353,613.61/19,373.78
  6. Step 6: Final answer
    x = 8,276.84

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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.