Home / 17,644.06-24,334.53-15,515.17

Finding the Fourth Proportional to 17,644.06, 24,334.53 and 15,515.17

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Solution

The fourth proportional to 17,644.06, 24,334.53 and 15,515.17 is: 21,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644.06 : 24,334.53 = 15,515.17 : x
  2. Step 2: Convert to fraction form
    17,644.06/24,334.53 = 15,515.17/x
  3. Step 3: Cross multiply
    17,644.06x = 24,334.53 × 15,515.17
  4. Step 4: Simplify right side
    17,644.06x = 377,554,369.82
  5. Step 5: Solve for x
    x = 377,554,369.82/17,644.06
  6. Step 6: Final answer
    x = 21,398.38

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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.