Home / 30,370.59-41,909.40-16,757.82

Finding the Fourth Proportional to 30,370.59, 41,909.40 and 16,757.82

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Solution

The fourth proportional to 30,370.59, 41,909.40 and 16,757.82 is: 23,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.59 : 41,909.40 = 16,757.82 : x
  2. Step 2: Convert to fraction form
    30,370.59/41,909.40 = 16,757.82/x
  3. Step 3: Cross multiply
    30,370.59x = 41,909.40 × 16,757.82
  4. Step 4: Simplify right side
    30,370.59x = 702,310,181.51
  5. Step 5: Solve for x
    x = 702,310,181.51/30,370.59
  6. Step 6: Final answer
    x = 23,124.68

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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.