Home / 38,816.20-58,229.70-15,437.20

Finding the Fourth Proportional to 38,816.20, 58,229.70 and 15,437.20

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Solution

The fourth proportional to 38,816.20, 58,229.70 and 15,437.20 is: 23,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,816.20 : 58,229.70 = 15,437.20 : x
  2. Step 2: Convert to fraction form
    38,816.20/58,229.70 = 15,437.20/x
  3. Step 3: Cross multiply
    38,816.20x = 58,229.70 × 15,437.20
  4. Step 4: Simplify right side
    38,816.20x = 898,903,524.84
  5. Step 5: Solve for x
    x = 898,903,524.84/38,816.20
  6. Step 6: Final answer
    x = 23,157.95

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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.