Home / 47,288.28-70,943.46-16,123.56

Finding the Fourth Proportional to 47,288.28, 70,943.46 and 16,123.56

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Solution

The fourth proportional to 47,288.28, 70,943.46 and 16,123.56 is: 24,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.28 : 70,943.46 = 16,123.56 : x
  2. Step 2: Convert to fraction form
    47,288.28/70,943.46 = 16,123.56/x
  3. Step 3: Cross multiply
    47,288.28x = 70,943.46 × 16,123.56
  4. Step 4: Simplify right side
    47,288.28x = 1,143,861,133.92
  5. Step 5: Solve for x
    x = 1,143,861,133.92/47,288.28
  6. Step 6: Final answer
    x = 24,189.10

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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.