Home / 25,146.54-34,704.30-16,212.65

Finding the Fourth Proportional to 25,146.54, 34,704.30 and 16,212.65

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Solution

The fourth proportional to 25,146.54, 34,704.30 and 16,212.65 is: 22,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.54 : 34,704.30 = 16,212.65 : x
  2. Step 2: Convert to fraction form
    25,146.54/34,704.30 = 16,212.65/x
  3. Step 3: Cross multiply
    25,146.54x = 34,704.30 × 16,212.65
  4. Step 4: Simplify right side
    25,146.54x = 562,648,495.87
  5. Step 5: Solve for x
    x = 562,648,495.87/25,146.54
  6. Step 6: Final answer
    x = 22,374.79

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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.