Home / 31,610.58-47,399.94-10,543.32

Finding the Fourth Proportional to 31,610.58, 47,399.94 and 10,543.32

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Solution

The fourth proportional to 31,610.58, 47,399.94 and 10,543.32 is: 15,809.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.58 : 47,399.94 = 10,543.32 : x
  2. Step 2: Convert to fraction form
    31,610.58/47,399.94 = 10,543.32/x
  3. Step 3: Cross multiply
    31,610.58x = 47,399.94 × 10,543.32
  4. Step 4: Simplify right side
    31,610.58x = 499,752,735.40
  5. Step 5: Solve for x
    x = 499,752,735.40/31,610.58
  6. Step 6: Final answer
    x = 15,809.67

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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.