Home / 17,900.33-24,702.14-9,942.35

Finding the Fourth Proportional to 17,900.33, 24,702.14 and 9,942.35

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Solution

The fourth proportional to 17,900.33, 24,702.14 and 9,942.35 is: 13,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.33 : 24,702.14 = 9,942.35 : x
  2. Step 2: Convert to fraction form
    17,900.33/24,702.14 = 9,942.35/x
  3. Step 3: Cross multiply
    17,900.33x = 24,702.14 × 9,942.35
  4. Step 4: Simplify right side
    17,900.33x = 245,597,222.97
  5. Step 5: Solve for x
    x = 245,597,222.97/17,900.33
  6. Step 6: Final answer
    x = 13,720.27

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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.