Home / 25,544.94-35,255.75-15,336.66

Finding the Fourth Proportional to 25,544.94, 35,255.75 and 15,336.66

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Solution

The fourth proportional to 25,544.94, 35,255.75 and 15,336.66 is: 21,166.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,544.94 : 35,255.75 = 15,336.66 : x
  2. Step 2: Convert to fraction form
    25,544.94/35,255.75 = 15,336.66/x
  3. Step 3: Cross multiply
    25,544.94x = 35,255.75 × 15,336.66
  4. Step 4: Simplify right side
    25,544.94x = 540,705,457.86
  5. Step 5: Solve for x
    x = 540,705,457.86/25,544.94
  6. Step 6: Final answer
    x = 21,166.83

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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.