Home / 25,212.82-34,790.70-14,600.38

Finding the Fourth Proportional to 25,212.82, 34,790.70 and 14,600.38

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Solution

The fourth proportional to 25,212.82, 34,790.70 and 14,600.38 is: 20,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.82 : 34,790.70 = 14,600.38 : x
  2. Step 2: Convert to fraction form
    25,212.82/34,790.70 = 14,600.38/x
  3. Step 3: Cross multiply
    25,212.82x = 34,790.70 × 14,600.38
  4. Step 4: Simplify right side
    25,212.82x = 507,957,440.47
  5. Step 5: Solve for x
    x = 507,957,440.47/25,212.82
  6. Step 6: Final answer
    x = 20,146.79

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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.