Home / 38,086.53-57,129.17-10,384.53

Finding the Fourth Proportional to 38,086.53, 57,129.17 and 10,384.53

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Solution

The fourth proportional to 38,086.53, 57,129.17 and 10,384.53 is: 15,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,086.53 : 57,129.17 = 10,384.53 : x
  2. Step 2: Convert to fraction form
    38,086.53/57,129.17 = 10,384.53/x
  3. Step 3: Cross multiply
    38,086.53x = 57,129.17 × 10,384.53
  4. Step 4: Simplify right side
    38,086.53x = 593,259,579.74
  5. Step 5: Solve for x
    x = 593,259,579.74/38,086.53
  6. Step 6: Final answer
    x = 15,576.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.