Home / 52,979.36-79,466.99-17,919.02

Finding the Fourth Proportional to 52,979.36, 79,466.99 and 17,919.02

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Solution

The fourth proportional to 52,979.36, 79,466.99 and 17,919.02 is: 26,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,979.36 : 79,466.99 = 17,919.02 : x
  2. Step 2: Convert to fraction form
    52,979.36/79,466.99 = 17,919.02/x
  3. Step 3: Cross multiply
    52,979.36x = 79,466.99 × 17,919.02
  4. Step 4: Simplify right side
    52,979.36x = 1,423,970,096.22
  5. Step 5: Solve for x
    x = 1,423,970,096.22/52,979.36
  6. Step 6: Final answer
    x = 26,877.83

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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.