Home / 25,194.54-37,742.49-19,322.40

Finding the Fourth Proportional to 25,194.54, 37,742.49 and 19,322.40

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Solution

The fourth proportional to 25,194.54, 37,742.49 and 19,322.40 is: 28,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.54 : 37,742.49 = 19,322.40 : x
  2. Step 2: Convert to fraction form
    25,194.54/37,742.49 = 19,322.40/x
  3. Step 3: Cross multiply
    25,194.54x = 37,742.49 × 19,322.40
  4. Step 4: Simplify right side
    25,194.54x = 729,275,488.78
  5. Step 5: Solve for x
    x = 729,275,488.78/25,194.54
  6. Step 6: Final answer
    x = 28,945.78

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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.