Home / 17,057.39-23,543.06-11,078.64

Finding the Fourth Proportional to 17,057.39, 23,543.06 and 11,078.64

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Solution

The fourth proportional to 17,057.39, 23,543.06 and 11,078.64 is: 15,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,057.39 : 23,543.06 = 11,078.64 : x
  2. Step 2: Convert to fraction form
    17,057.39/23,543.06 = 11,078.64/x
  3. Step 3: Cross multiply
    17,057.39x = 23,543.06 × 11,078.64
  4. Step 4: Simplify right side
    17,057.39x = 260,825,030.85
  5. Step 5: Solve for x
    x = 260,825,030.85/17,057.39
  6. Step 6: Final answer
    x = 15,291.03

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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.