Home / 25,309.95-37,943.33-17,891.07

Finding the Fourth Proportional to 25,309.95, 37,943.33 and 17,891.07

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Solution

The fourth proportional to 25,309.95, 37,943.33 and 17,891.07 is: 26,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.95 : 37,943.33 = 17,891.07 : x
  2. Step 2: Convert to fraction form
    25,309.95/37,943.33 = 17,891.07/x
  3. Step 3: Cross multiply
    25,309.95x = 37,943.33 × 17,891.07
  4. Step 4: Simplify right side
    25,309.95x = 678,846,683.61
  5. Step 5: Solve for x
    x = 678,846,683.61/25,309.95
  6. Step 6: Final answer
    x = 26,821.34

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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.