Home / 31,816.34-47,704.90-10,754.39

Finding the Fourth Proportional to 31,816.34, 47,704.90 and 10,754.39

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Solution

The fourth proportional to 31,816.34, 47,704.90 and 10,754.39 is: 16,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,816.34 : 47,704.90 = 10,754.39 : x
  2. Step 2: Convert to fraction form
    31,816.34/47,704.90 = 10,754.39/x
  3. Step 3: Cross multiply
    31,816.34x = 47,704.90 × 10,754.39
  4. Step 4: Simplify right side
    31,816.34x = 513,037,099.51
  5. Step 5: Solve for x
    x = 513,037,099.51/31,816.34
  6. Step 6: Final answer
    x = 16,124.96

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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.