Home / 31,936.60-47,904.90-16,384.60

Finding the Fourth Proportional to 31,936.60, 47,904.90 and 16,384.60

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Solution

The fourth proportional to 31,936.60, 47,904.90 and 16,384.60 is: 24,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.60 : 47,904.90 = 16,384.60 : x
  2. Step 2: Convert to fraction form
    31,936.60/47,904.90 = 16,384.60/x
  3. Step 3: Cross multiply
    31,936.60x = 47,904.90 × 16,384.60
  4. Step 4: Simplify right side
    31,936.60x = 784,902,624.54
  5. Step 5: Solve for x
    x = 784,902,624.54/31,936.60
  6. Step 6: Final answer
    x = 24,576.90

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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.