Home / 25,553.80-35,262.66-14,942.80

Finding the Fourth Proportional to 25,553.80, 35,262.66 and 14,942.80

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Solution

The fourth proportional to 25,553.80, 35,262.66 and 14,942.80 is: 20,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,553.80 : 35,262.66 = 14,942.80 : x
  2. Step 2: Convert to fraction form
    25,553.80/35,262.66 = 14,942.80/x
  3. Step 3: Cross multiply
    25,553.80x = 35,262.66 × 14,942.80
  4. Step 4: Simplify right side
    25,553.80x = 526,922,875.85
  5. Step 5: Solve for x
    x = 526,922,875.85/25,553.80
  6. Step 6: Final answer
    x = 20,620.14

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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.