Home / 25,122.76-37,684.10-9,540.36

Finding the Fourth Proportional to 25,122.76, 37,684.10 and 9,540.36

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Solution

The fourth proportional to 25,122.76, 37,684.10 and 9,540.36 is: 14,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.76 : 37,684.10 = 9,540.36 : x
  2. Step 2: Convert to fraction form
    25,122.76/37,684.10 = 9,540.36/x
  3. Step 3: Cross multiply
    25,122.76x = 37,684.10 × 9,540.36
  4. Step 4: Simplify right side
    25,122.76x = 359,519,880.28
  5. Step 5: Solve for x
    x = 359,519,880.28/25,122.76
  6. Step 6: Final answer
    x = 14,310.52

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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.