Home / 25,601.79-35,323.11-16,662.42

Finding the Fourth Proportional to 25,601.79, 35,323.11 and 16,662.42

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Solution

The fourth proportional to 25,601.79, 35,323.11 and 16,662.42 is: 22,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.79 : 35,323.11 = 16,662.42 : x
  2. Step 2: Convert to fraction form
    25,601.79/35,323.11 = 16,662.42/x
  3. Step 3: Cross multiply
    25,601.79x = 35,323.11 × 16,662.42
  4. Step 4: Simplify right side
    25,601.79x = 588,568,494.53
  5. Step 5: Solve for x
    x = 588,568,494.53/25,601.79
  6. Step 6: Final answer
    x = 22,989.35

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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.