Home / 17,108.90-23,609.81-9,555.01

Finding the Fourth Proportional to 17,108.90, 23,609.81 and 9,555.01

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Solution

The fourth proportional to 17,108.90, 23,609.81 and 9,555.01 is: 13,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.90 : 23,609.81 = 9,555.01 : x
  2. Step 2: Convert to fraction form
    17,108.90/23,609.81 = 9,555.01/x
  3. Step 3: Cross multiply
    17,108.90x = 23,609.81 × 9,555.01
  4. Step 4: Simplify right side
    17,108.90x = 225,591,967.93
  5. Step 5: Solve for x
    x = 225,591,967.93/17,108.90
  6. Step 6: Final answer
    x = 13,185.65

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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.