Home / 17,285.86-23,804.30-15,016.17

Finding the Fourth Proportional to 17,285.86, 23,804.30 and 15,016.17

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Solution

The fourth proportional to 17,285.86, 23,804.30 and 15,016.17 is: 20,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.86 : 23,804.30 = 15,016.17 : x
  2. Step 2: Convert to fraction form
    17,285.86/23,804.30 = 15,016.17/x
  3. Step 3: Cross multiply
    17,285.86x = 23,804.30 × 15,016.17
  4. Step 4: Simplify right side
    17,285.86x = 357,449,323.97
  5. Step 5: Solve for x
    x = 357,449,323.97/17,285.86
  6. Step 6: Final answer
    x = 20,678.71

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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.