Home / 25,771.90-35,582.28-19,792.84

Finding the Fourth Proportional to 25,771.90, 35,582.28 and 19,792.84

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Solution

The fourth proportional to 25,771.90, 35,582.28 and 19,792.84 is: 27,327.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.90 : 35,582.28 = 19,792.84 : x
  2. Step 2: Convert to fraction form
    25,771.90/35,582.28 = 19,792.84/x
  3. Step 3: Cross multiply
    25,771.90x = 35,582.28 × 19,792.84
  4. Step 4: Simplify right side
    25,771.90x = 704,274,374.88
  5. Step 5: Solve for x
    x = 704,274,374.88/25,771.90
  6. Step 6: Final answer
    x = 27,327.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.