Home / 17,825.05-24,645.53-15,610.71

Finding the Fourth Proportional to 17,825.05, 24,645.53 and 15,610.71

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Solution

The fourth proportional to 17,825.05, 24,645.53 and 15,610.71 is: 21,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.05 : 24,645.53 = 15,610.71 : x
  2. Step 2: Convert to fraction form
    17,825.05/24,645.53 = 15,610.71/x
  3. Step 3: Cross multiply
    17,825.05x = 24,645.53 × 15,610.71
  4. Step 4: Simplify right side
    17,825.05x = 384,734,221.63
  5. Step 5: Solve for x
    x = 384,734,221.63/17,825.05
  6. Step 6: Final answer
    x = 21,583.91

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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.