Home / 25,693.45-35,460.38-15,083.09

Finding the Fourth Proportional to 25,693.45, 35,460.38 and 15,083.09

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Solution

The fourth proportional to 25,693.45, 35,460.38 and 15,083.09 is: 20,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.45 : 35,460.38 = 15,083.09 : x
  2. Step 2: Convert to fraction form
    25,693.45/35,460.38 = 15,083.09/x
  3. Step 3: Cross multiply
    25,693.45x = 35,460.38 × 15,083.09
  4. Step 4: Simplify right side
    25,693.45x = 534,851,996.62
  5. Step 5: Solve for x
    x = 534,851,996.62/25,693.45
  6. Step 6: Final answer
    x = 20,816.66

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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.