Home / 26,817.08-40,173.30-17,555

Finding the Fourth Proportional to 26,817.08, 40,173.30 and 17,555

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Solution

The fourth proportional to 26,817.08, 40,173.30 and 17,555 is: 26,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,817.08 : 40,173.30 = 17,555 : x
  2. Step 2: Convert to fraction form
    26,817.08/40,173.30 = 17,555/x
  3. Step 3: Cross multiply
    26,817.08x = 40,173.30 × 17,555
  4. Step 4: Simplify right side
    26,817.08x = 705,242,281.50
  5. Step 5: Solve for x
    x = 705,242,281.50/26,817.08
  6. Step 6: Final answer
    x = 26,298.25

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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.