Home / 17,061.03-25,541.73-13,780.53

Finding the Fourth Proportional to 17,061.03, 25,541.73 and 13,780.53

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Solution

The fourth proportional to 17,061.03, 25,541.73 and 13,780.53 is: 20,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,061.03 : 25,541.73 = 13,780.53 : x
  2. Step 2: Convert to fraction form
    17,061.03/25,541.73 = 13,780.53/x
  3. Step 3: Cross multiply
    17,061.03x = 25,541.73 × 13,780.53
  4. Step 4: Simplify right side
    17,061.03x = 351,978,576.52
  5. Step 5: Solve for x
    x = 351,978,576.52/17,061.03
  6. Step 6: Final answer
    x = 20,630.56

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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.