Home / 26,363.34-39,539.07-7,643.43

Finding the Fourth Proportional to 26,363.34, 39,539.07 and 7,643.43

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Solution

The fourth proportional to 26,363.34, 39,539.07 and 7,643.43 is: 11,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.34 : 39,539.07 = 7,643.43 : x
  2. Step 2: Convert to fraction form
    26,363.34/39,539.07 = 7,643.43/x
  3. Step 3: Cross multiply
    26,363.34x = 39,539.07 × 7,643.43
  4. Step 4: Simplify right side
    26,363.34x = 302,214,113.81
  5. Step 5: Solve for x
    x = 302,214,113.81/26,363.34
  6. Step 6: Final answer
    x = 11,463.42

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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.