Home / 17,157.08-23,676.90-9,705.08

Finding the Fourth Proportional to 17,157.08, 23,676.90 and 9,705.08

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Solution

The fourth proportional to 17,157.08, 23,676.90 and 9,705.08 is: 13,393.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.08 : 23,676.90 = 9,705.08 : x
  2. Step 2: Convert to fraction form
    17,157.08/23,676.90 = 9,705.08/x
  3. Step 3: Cross multiply
    17,157.08x = 23,676.90 × 9,705.08
  4. Step 4: Simplify right side
    17,157.08x = 229,786,208.65
  5. Step 5: Solve for x
    x = 229,786,208.65/17,157.08
  6. Step 6: Final answer
    x = 13,393.08

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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.