Home / 15,249.89-22,992.41-15,155.12

Finding the Fourth Proportional to 15,249.89, 22,992.41 and 15,155.12

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Solution

The fourth proportional to 15,249.89, 22,992.41 and 15,155.12 is: 22,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.89 : 22,992.41 = 15,155.12 : x
  2. Step 2: Convert to fraction form
    15,249.89/22,992.41 = 15,155.12/x
  3. Step 3: Cross multiply
    15,249.89x = 22,992.41 × 15,155.12
  4. Step 4: Simplify right side
    15,249.89x = 348,452,828.01
  5. Step 5: Solve for x
    x = 348,452,828.01/15,249.89
  6. Step 6: Final answer
    x = 22,849.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.