Home / 17,868.53-24,659.88-9,912.26

Finding the Fourth Proportional to 17,868.53, 24,659.88 and 9,912.26

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Solution

The fourth proportional to 17,868.53, 24,659.88 and 9,912.26 is: 13,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.53 : 24,659.88 = 9,912.26 : x
  2. Step 2: Convert to fraction form
    17,868.53/24,659.88 = 9,912.26/x
  3. Step 3: Cross multiply
    17,868.53x = 24,659.88 × 9,912.26
  4. Step 4: Simplify right side
    17,868.53x = 244,435,142.13
  5. Step 5: Solve for x
    x = 244,435,142.13/17,868.53
  6. Step 6: Final answer
    x = 13,679.64

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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.