Home / 25,319.08-37,986.30-17,937.82

Finding the Fourth Proportional to 25,319.08, 37,986.30 and 17,937.82

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Solution

The fourth proportional to 25,319.08, 37,986.30 and 17,937.82 is: 26,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.08 : 37,986.30 = 17,937.82 : x
  2. Step 2: Convert to fraction form
    25,319.08/37,986.30 = 17,937.82/x
  3. Step 3: Cross multiply
    25,319.08x = 37,986.30 × 17,937.82
  4. Step 4: Simplify right side
    25,319.08x = 681,391,411.87
  5. Step 5: Solve for x
    x = 681,391,411.87/25,319.08
  6. Step 6: Final answer
    x = 26,912.17

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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.