Home / 29,762.46-41,082.30-20,828.61

Finding the Fourth Proportional to 29,762.46, 41,082.30 and 20,828.61

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Solution

The fourth proportional to 29,762.46, 41,082.30 and 20,828.61 is: 28,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,762.46 : 41,082.30 = 20,828.61 : x
  2. Step 2: Convert to fraction form
    29,762.46/41,082.30 = 20,828.61/x
  3. Step 3: Cross multiply
    29,762.46x = 41,082.30 × 20,828.61
  4. Step 4: Simplify right side
    29,762.46x = 855,687,204.60
  5. Step 5: Solve for x
    x = 855,687,204.60/29,762.46
  6. Step 6: Final answer
    x = 28,750.55

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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.