Home / 30,610.26-42,239.34-17,182.08

Finding the Fourth Proportional to 30,610.26, 42,239.34 and 17,182.08

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Solution

The fourth proportional to 30,610.26, 42,239.34 and 17,182.08 is: 23,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610.26 : 42,239.34 = 17,182.08 : x
  2. Step 2: Convert to fraction form
    30,610.26/42,239.34 = 17,182.08/x
  3. Step 3: Cross multiply
    30,610.26x = 42,239.34 × 17,182.08
  4. Step 4: Simplify right side
    30,610.26x = 725,759,719.03
  5. Step 5: Solve for x
    x = 725,759,719.03/30,610.26
  6. Step 6: Final answer
    x = 23,709.69

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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.