Home / 25,161.60-37,742.94-9,150.60

Finding the Fourth Proportional to 25,161.60, 37,742.94 and 9,150.60

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Solution

The fourth proportional to 25,161.60, 37,742.94 and 9,150.60 is: 13,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,161.60 : 37,742.94 = 9,150.60 : x
  2. Step 2: Convert to fraction form
    25,161.60/37,742.94 = 9,150.60/x
  3. Step 3: Cross multiply
    25,161.60x = 37,742.94 × 9,150.60
  4. Step 4: Simplify right side
    25,161.60x = 345,370,546.76
  5. Step 5: Solve for x
    x = 345,370,546.76/25,161.60
  6. Step 6: Final answer
    x = 13,726.10

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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.