Home / 25,194.18-37,805.20-10,399.64

Finding the Fourth Proportional to 25,194.18, 37,805.20 and 10,399.64

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Solution

The fourth proportional to 25,194.18, 37,805.20 and 10,399.64 is: 15,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.18 : 37,805.20 = 10,399.64 : x
  2. Step 2: Convert to fraction form
    25,194.18/37,805.20 = 10,399.64/x
  3. Step 3: Cross multiply
    25,194.18x = 37,805.20 × 10,399.64
  4. Step 4: Simplify right side
    25,194.18x = 393,160,489.69
  5. Step 5: Solve for x
    x = 393,160,489.69/25,194.18
  6. Step 6: Final answer
    x = 15,605.21

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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.