Home / 26,473.08-39,709.56-20,634

Finding the Fourth Proportional to 26,473.08, 39,709.56 and 20,634

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Solution

The fourth proportional to 26,473.08, 39,709.56 and 20,634 is: 30,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.08 : 39,709.56 = 20,634 : x
  2. Step 2: Convert to fraction form
    26,473.08/39,709.56 = 20,634/x
  3. Step 3: Cross multiply
    26,473.08x = 39,709.56 × 20,634
  4. Step 4: Simplify right side
    26,473.08x = 819,367,061.04
  5. Step 5: Solve for x
    x = 819,367,061.04/26,473.08
  6. Step 6: Final answer
    x = 30,950.95

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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.