Home / 52,876.96-79,298.16-17,807.20

Finding the Fourth Proportional to 52,876.96, 79,298.16 and 17,807.20

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Solution

The fourth proportional to 52,876.96, 79,298.16 and 17,807.20 is: 26,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,876.96 : 79,298.16 = 17,807.20 : x
  2. Step 2: Convert to fraction form
    52,876.96/79,298.16 = 17,807.20/x
  3. Step 3: Cross multiply
    52,876.96x = 79,298.16 × 17,807.20
  4. Step 4: Simplify right side
    52,876.96x = 1,412,078,194.75
  5. Step 5: Solve for x
    x = 1,412,078,194.75/52,876.96
  6. Step 6: Final answer
    x = 26,704.98

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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.