Home / 26,808.04-40,218.81-15,724

Finding the Fourth Proportional to 26,808.04, 40,218.81 and 15,724

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Solution

The fourth proportional to 26,808.04, 40,218.81 and 15,724 is: 23,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.04 : 40,218.81 = 15,724 : x
  2. Step 2: Convert to fraction form
    26,808.04/40,218.81 = 15,724/x
  3. Step 3: Cross multiply
    26,808.04x = 40,218.81 × 15,724
  4. Step 4: Simplify right side
    26,808.04x = 632,400,568.44
  5. Step 5: Solve for x
    x = 632,400,568.44/26,808.04
  6. Step 6: Final answer
    x = 23,589.96

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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.