Home / 52,877.40-79,310.70-17,817.36

Finding the Fourth Proportional to 52,877.40, 79,310.70 and 17,817.36

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Solution

The fourth proportional to 52,877.40, 79,310.70 and 17,817.36 is: 26,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,877.40 : 79,310.70 = 17,817.36 : x
  2. Step 2: Convert to fraction form
    52,877.40/79,310.70 = 17,817.36/x
  3. Step 3: Cross multiply
    52,877.40x = 79,310.70 × 17,817.36
  4. Step 4: Simplify right side
    52,877.40x = 1,413,107,293.75
  5. Step 5: Solve for x
    x = 1,413,107,293.75/52,877.40
  6. Step 6: Final answer
    x = 26,724.22

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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.