Home / 30,276.72-41,786.88-17,699.04

Finding the Fourth Proportional to 30,276.72, 41,786.88 and 17,699.04

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Solution

The fourth proportional to 30,276.72, 41,786.88 and 17,699.04 is: 24,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,276.72 : 41,786.88 = 17,699.04 : x
  2. Step 2: Convert to fraction form
    30,276.72/41,786.88 = 17,699.04/x
  3. Step 3: Cross multiply
    30,276.72x = 41,786.88 × 17,699.04
  4. Step 4: Simplify right side
    30,276.72x = 739,587,660.60
  5. Step 5: Solve for x
    x = 739,587,660.60/30,276.72
  6. Step 6: Final answer
    x = 24,427.60

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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.