Home / 28,249.54-42,329.32-14,922.02

Finding the Fourth Proportional to 28,249.54, 42,329.32 and 14,922.02

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Solution

The fourth proportional to 28,249.54, 42,329.32 and 14,922.02 is: 22,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249.54 : 42,329.32 = 14,922.02 : x
  2. Step 2: Convert to fraction form
    28,249.54/42,329.32 = 14,922.02/x
  3. Step 3: Cross multiply
    28,249.54x = 42,329.32 × 14,922.02
  4. Step 4: Simplify right side
    28,249.54x = 631,639,028.14
  5. Step 5: Solve for x
    x = 631,639,028.14/28,249.54
  6. Step 6: Final answer
    x = 22,359.27

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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.