Home / 17,807.20-26,710.50-5,327.26

Finding the Fourth Proportional to 17,807.20, 26,710.50 and 5,327.26

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Solution

The fourth proportional to 17,807.20, 26,710.50 and 5,327.26 is: 7,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.20 : 26,710.50 = 5,327.26 : x
  2. Step 2: Convert to fraction form
    17,807.20/26,710.50 = 5,327.26/x
  3. Step 3: Cross multiply
    17,807.20x = 26,710.50 × 5,327.26
  4. Step 4: Simplify right side
    17,807.20x = 142,293,778.23
  5. Step 5: Solve for x
    x = 142,293,778.23/17,807.20
  6. Step 6: Final answer
    x = 7,990.80

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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.