Home / 17,078.96-23,560.80-9,908.84

Finding the Fourth Proportional to 17,078.96, 23,560.80 and 9,908.84

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Solution

The fourth proportional to 17,078.96, 23,560.80 and 9,908.84 is: 13,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.96 : 23,560.80 = 9,908.84 : x
  2. Step 2: Convert to fraction form
    17,078.96/23,560.80 = 9,908.84/x
  3. Step 3: Cross multiply
    17,078.96x = 23,560.80 × 9,908.84
  4. Step 4: Simplify right side
    17,078.96x = 233,460,197.47
  5. Step 5: Solve for x
    x = 233,460,197.47/17,078.96
  6. Step 6: Final answer
    x = 13,669.46

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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.