Home / 25,151.41-34,719.54-16,976.59

Finding the Fourth Proportional to 25,151.41, 34,719.54 and 16,976.59

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Solution

The fourth proportional to 25,151.41, 34,719.54 and 16,976.59 is: 23,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.41 : 34,719.54 = 16,976.59 : x
  2. Step 2: Convert to fraction form
    25,151.41/34,719.54 = 16,976.59/x
  3. Step 3: Cross multiply
    25,151.41x = 34,719.54 × 16,976.59
  4. Step 4: Simplify right side
    25,151.41x = 589,419,245.11
  5. Step 5: Solve for x
    x = 589,419,245.11/25,151.41
  6. Step 6: Final answer
    x = 23,434.84

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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.