Home / 25,238.55-37,853.69-17,820.52

Finding the Fourth Proportional to 25,238.55, 37,853.69 and 17,820.52

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Solution

The fourth proportional to 25,238.55, 37,853.69 and 17,820.52 is: 26,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238.55 : 37,853.69 = 17,820.52 : x
  2. Step 2: Convert to fraction form
    25,238.55/37,853.69 = 17,820.52/x
  3. Step 3: Cross multiply
    25,238.55x = 37,853.69 × 17,820.52
  4. Step 4: Simplify right side
    25,238.55x = 674,572,439.72
  5. Step 5: Solve for x
    x = 674,572,439.72/25,238.55
  6. Step 6: Final answer
    x = 26,727.86

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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.