Home / 12,925.67-19,390.73-4,162.68

Finding the Fourth Proportional to 12,925.67, 19,390.73 and 4,162.68

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Solution

The fourth proportional to 12,925.67, 19,390.73 and 4,162.68 is: 6,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.67 : 19,390.73 = 4,162.68 : x
  2. Step 2: Convert to fraction form
    12,925.67/19,390.73 = 4,162.68/x
  3. Step 3: Cross multiply
    12,925.67x = 19,390.73 × 4,162.68
  4. Step 4: Simplify right side
    12,925.67x = 80,717,383.14
  5. Step 5: Solve for x
    x = 80,717,383.14/12,925.67
  6. Step 6: Final answer
    x = 6,244.74

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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.