Home / 17,285.75-23,804.10-15,016.05

Finding the Fourth Proportional to 17,285.75, 23,804.10 and 15,016.05

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Solution

The fourth proportional to 17,285.75, 23,804.10 and 15,016.05 is: 20,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.75 : 23,804.10 = 15,016.05 : x
  2. Step 2: Convert to fraction form
    17,285.75/23,804.10 = 15,016.05/x
  3. Step 3: Cross multiply
    17,285.75x = 23,804.10 × 15,016.05
  4. Step 4: Simplify right side
    17,285.75x = 357,443,555.81
  5. Step 5: Solve for x
    x = 357,443,555.81/17,285.75
  6. Step 6: Final answer
    x = 20,678.51

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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.