Home / 30,320.91-41,842.89-17,576.55

Finding the Fourth Proportional to 30,320.91, 41,842.89 and 17,576.55

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Solution

The fourth proportional to 30,320.91, 41,842.89 and 17,576.55 is: 24,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,320.91 : 41,842.89 = 17,576.55 : x
  2. Step 2: Convert to fraction form
    30,320.91/41,842.89 = 17,576.55/x
  3. Step 3: Cross multiply
    30,320.91x = 41,842.89 × 17,576.55
  4. Step 4: Simplify right side
    30,320.91x = 735,453,648.23
  5. Step 5: Solve for x
    x = 735,453,648.23/30,320.91
  6. Step 6: Final answer
    x = 24,255.66

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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.