Home / 17,047.20-25,570.56-4,735.20

Finding the Fourth Proportional to 17,047.20, 25,570.56 and 4,735.20

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Solution

The fourth proportional to 17,047.20, 25,570.56 and 4,735.20 is: 7,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.20 : 25,570.56 = 4,735.20 : x
  2. Step 2: Convert to fraction form
    17,047.20/25,570.56 = 4,735.20/x
  3. Step 3: Cross multiply
    17,047.20x = 25,570.56 × 4,735.20
  4. Step 4: Simplify right side
    17,047.20x = 121,081,715.71
  5. Step 5: Solve for x
    x = 121,081,715.71/17,047.20
  6. Step 6: Final answer
    x = 7,102.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.