Home / 25,882.48-38,792.40-18,374.23

Finding the Fourth Proportional to 25,882.48, 38,792.40 and 18,374.23

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Solution

The fourth proportional to 25,882.48, 38,792.40 and 18,374.23 is: 27,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,882.48 : 38,792.40 = 18,374.23 : x
  2. Step 2: Convert to fraction form
    25,882.48/38,792.40 = 18,374.23/x
  3. Step 3: Cross multiply
    25,882.48x = 38,792.40 × 18,374.23
  4. Step 4: Simplify right side
    25,882.48x = 712,780,479.85
  5. Step 5: Solve for x
    x = 712,780,479.85/25,882.48
  6. Step 6: Final answer
    x = 27,539.11

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1.5x scale

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.