Home / 25,161.12-34,716.60-14,548.86

Finding the Fourth Proportional to 25,161.12, 34,716.60 and 14,548.86

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Solution

The fourth proportional to 25,161.12, 34,716.60 and 14,548.86 is: 20,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,161.12 : 34,716.60 = 14,548.86 : x
  2. Step 2: Convert to fraction form
    25,161.12/34,716.60 = 14,548.86/x
  3. Step 3: Cross multiply
    25,161.12x = 34,716.60 × 14,548.86
  4. Step 4: Simplify right side
    25,161.12x = 505,086,953.08
  5. Step 5: Solve for x
    x = 505,086,953.08/25,161.12
  6. Step 6: Final answer
    x = 20,074.10

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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.